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Pankajcoder1Pankajcoder1
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tree algo added
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‎Cp_algorithm/a.out

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‎Dp_Algo/0-1_knap.cpp

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/*
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written by Pankaj Kumar.
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country:-INDIA
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*/
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#include <bits/stdc++.h>
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using namespace std;
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typedef long long ll ;
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typedef set<pair<int,int>> spi;
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typedef set<pair<ll,ll>> spl;
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typedef vector<pair<int,int>> vpi;
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typedef vector<int> vi;
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typedef vector<ll> vl;
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typedef vector<bool> vb;
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typedef vector<char> vc;
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typedef vector<pair<ll,ll>> vpl;
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typedef vector<string> vs;
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typedef map<int,int>mi;
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typedef map<ll,ll> ml;
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typedef set<string> ss;
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typedef set<char>sc;
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typedef set<int> si;
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typedef set<ll> sl;
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#define pan cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(0);
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// define values.
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#define mod 1e9+7LL
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#define phi 1.618
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/* Bit-Stuff */
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#define get_set_bits(a) (__builtin_popcount(a))
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#define get_set_bitsll(a) ( __builtin_popcountll(a))
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#define get_trail_zero(a) (__builtin_ctz(a))
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#define get_lead_zero(a) (__builtin_clz(a))
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#define get_parity(a) (__builtin_parity(a))
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/* Abbrevations */
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#define ff first
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#define ss second
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#define mp make_pair
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#define line cout<<endl;
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#define pb push_back
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#define Endl "\n"
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// loops
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#define loop(i,start,end) for(ll i=ll(start);i<ll(end);i++)
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#define loop0(num) for(ll i=0;i<ll(num);i++)
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#define forin(arr,n) for(ll i=0;i<n;i++) cin>>arr[i];
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// Some print
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#define no cout<<"NO"<<endl;
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#define yes cout<<"YES"<<endl;
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#define cc ll test;cin>>test;while(test--)
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// sort
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#define all(V) (V).begin(),(V).end()
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#define srt(V) sort(all(V))
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#define srtGreat(V) sort(all(V),greater<ll>())
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// function
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ll power(ll x, ll y, ll p)
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{
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ll res = 1;
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x = x % p;
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while (y > 0)
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{
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if (y & 1)
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res = (res*x) % p;
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y = y>>1;
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x = (x*x) % p;
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}
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return res;
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}
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/* ascii value
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A=65,Z=90,a=97,z=122 1=49
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*/
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/* -----------------------------------------------------------------------------------*/
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// freopen("input.txt", "r", stdin);
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// freopen("output.txt", "w", stdout);
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int main()
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{
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cout<<"No of object : ";
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ll n;
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cin>>n;
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cout<<"Enter profit : ";
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vl profit(n+1,0),weight(n+1,0);
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ll temp=0;
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for(ll i=1;i<=n;i++)
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{
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cin>>temp;
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profit[i]=temp;
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}
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cout<<"Enter weight now : ";
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loop(i,1,n+1)
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cin>>weight[i];
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cout<<"Enter size of bucket : ";
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ll size=0;
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cin>>size;
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ll arr[n+1][size+1];
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loop(i,0,n+1)
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{
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loop(j,0,size+1)
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{
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if(i==0||j==0)
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{
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arr[i][j]=0;
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}
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else
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{
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if(j>=weight[i])
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arr[i][j]=max(arr[i-1][j],profit[i]+arr[i-1][j-weight[i]]);
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else
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arr[i][j]=arr[i-1][j];
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}
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}
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}
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cout<<"matrix look like "<<endl;
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loop(i,0,n+1)
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{
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loop(j,0,size+1)
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{
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cout<<arr[i][j]<<" ";
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}
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line;
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}
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}

‎Dp_Algo/LCS.cpp

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/*
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written by Pankaj Kumar.
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country:-INDIA
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*/
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#include <bits/stdc++.h>
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using namespace std;
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typedef long long ll ;
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typedef vector<ll> vl;
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typedef vector<bool> vb;
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typedef vector<char> vc;
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typedef map<ll,ll> ml;
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typedef set<char>sc;
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typedef set<ll> sl;
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#define pan cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(0);
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// define values.
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#define mod 1000000007
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#define phi 1.618
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/* Bit-Stuff */
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#define get_set_bits(a) (__builtin_popcount(a))
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#define get_set_bitsll(a) ( __builtin_popcountll(a))
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#define get_trail_zero(a) (__builtin_ctz(a))
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#define get_lead_zero(a) (__builtin_clz(a))
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#define get_parity(a) (__builtin_parity(a))
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/* Abbrevations */
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#define ff first
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#define ss second
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#define mp make_pair
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#define line cout<<endl;
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#define pb push_back
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#define Endl "\n"
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// loops
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#define forin(arr,n) for(ll i=0;i<n;i++) cin>>arr[i];
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// Some print
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#define no cout<<"NO"<<endl;
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#define yes cout<<"YES"<<endl;
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#define cc ll test;cin>>test;while(test--)
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// sort
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#define all(V) (V).begin(),(V).end()
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#define srt(V) sort(all(V))
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#define srtGreat(V) sort(all(V),greater<ll>())
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// function
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ll power(ll x,ll y)
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{
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ll res=1;
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// x=x%mod;
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while(y>0)
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{
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if(y%2==1)
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{
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res*=x;
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// res=res%mod;
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}
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y/=2; x*=x; // x=x%mod;
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}
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return res;
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}
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/* ascii value
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A=65,Z=90,a=97,z=122
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*/
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/* -----------------------------------------------------------------------------------*/
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ll solve()
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{
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string s1,s2;
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cin>>s1>>s2;
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ll len1=s1.length();
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ll len2=s2.length();
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vector<vector<ll>> dp((len1+1),vector<ll>(len2+1));
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for(ll i=0;i<=len1;i++)
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{
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for(ll j=0;j<=len2;j++)
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{
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if(i==0||j==0)
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dp[i][j]=0;
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else if(s1[i-1]==s2[j-1])
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dp[i][j]=1+dp[i-1][j-1];
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else
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dp[i][j]=max(dp[i-1][j],dp[i][j-1]);
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}
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}
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cout<<dp[len1][len2]<<endl;
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return 0;
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}
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int main()
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{
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//freopen("input.txt"a, "r", stdin);
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pan;
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solve();
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}

‎Dp_Algo/fibonacci_number.cpp

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/*
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written by Pankaj Kumar.
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country:-INDIA
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*/
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#include <bits/stdc++.h>
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using namespace std;
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typedef long long ll ;
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typedef set<pair<int,int>> spi;
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typedef set<pair<ll,ll>> spl;
10+
typedef vector<pair<int,int>> vpi;
11+
typedef vector<int> vi;
12+
typedef vector<ll> vl;
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typedef vector<bool> vb;
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typedef vector<char> vc;
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typedef vector<pair<ll,ll>> vpl;
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typedef vector<string> vs;
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typedef map<int,int>mi;
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typedef map<ll,ll> ml;
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typedef set<string> ss;
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typedef set<char>sc;
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typedef set<int> si;
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typedef set<ll> sl;
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#define pan cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(0);
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// define values.
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#define mod 10e9+9LL
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#define phi 1.618
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/* Bit-Stuff */
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#define get_set_bits(a) (__builtin_popcount(a))
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#define get_set_bitsll(a) ( __builtin_popcountll(a))
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#define get_trail_zero(a) (__builtin_ctz(a))
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#define get_lead_zero(a) (__builtin_clz(a))
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#define get_parity(a) (__builtin_parity(a))
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/* Abbrevations */
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#define ff first
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#define ss second
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#define mp make_pair
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#define line cout<<endl;
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#define pb push_back
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#define Endl "\n"
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// loops
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#define loop(i,start,end) for(ll i=ll(start);i<ll(end);i++)
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#define loop0(num) for(ll i=0;i<ll(num);i++)
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#define forin(arr,n) for(ll i=0;i<n;i++) cin>>arr[i];
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// Some print
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#define no cout<<"NO"<<endl;
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#define yes cout<<"YES"<<endl;
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#define cc ll test;cin>>test;while(test--)
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// sort
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#define all(V) (V).begin(),(V).end()
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#define srt(V) sort(all(V))
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#define srtGreat(V) sort(all(V),greater<ll>())
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// function
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ll power(ll x, ll y, ll p)
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{
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ll res = 1;
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x = x % p;
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while (y > 0)
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{
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if (y & 1)
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res = (res*x) % p;
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y = y>>1;
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x = (x*x) % p;
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}
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return res;
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}
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/* ascii value
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A=65,Z=90,a=97,z=122 1=49
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*/
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/* -----------------------------------------------------------------------------------*/
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// freopen("input.txt", "r", stdin);
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// freopen("output.txt", "w", stdout);
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void multiply(ll F[2][2], ll M[2][2]);
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void power(ll F[2][2], ll n);
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ll fib(ll n)
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{
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ll F[2][2] = {{1, 1}, {1, 0}};
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if (n == 0)
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return 0;
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power(F, n - 1);
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return F[0][0];
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}
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void power(ll F[2][2],ll n)
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{
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if(n == 0 || n == 1)
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return;
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ll M[2][2] = {{1, 1}, {1, 0}};
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power(F, n / 2);
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multiply(F, F);
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if (n % 2 != 0)
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multiply(F, M);
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}
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void multiply(ll F[2][2], ll M[2][2])
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{
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ll x = F[0][0] * M[0][0] + F[0][1] * M[1][0];
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ll y = F[0][0] * M[0][1] + F[0][1] * M[1][1];
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ll z = F[1][0] * M[0][0] + F[1][1] * M[1][0];
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ll w = F[1][0] * M[0][1] + F[1][1] * M[1][1];
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F[0][0] = x%1000000007;
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F[0][1] = y%1000000007;
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F[1][0] = z%1000000007;
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F[1][1] = w%1000000007;
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}
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int main()
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{
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ll n;
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cin>>n;
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cout << fib(n)<<endl;
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return 0;
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}

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