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#include <bits/stdc++.h> using namespace std; string s1, s2, t; int main() { cin...

#include<set> #include<map> #include<cmath> #include<queue> #include<cctype> #include<vector> #include<cstdio> #include<cstdlib> #include<cstring> #include<iostream> #include<algorithm> using namespace std; #define fi first #define se second #define mp make_pair #define...

#include<cstdlib> #include<cstring> #include<iostream> #include<algorithm> #include<cstdio> using namespace std; int main(){ int n,a,c,f; scanf("%d",&n); for(int i=0;i<n;i++)scanf("%d",a+i),c]++; for(int i=0;i<n;i++){ int v={0},temp=0,xo=0; for(int j=i;j>=0;j--){ if(v]==0)v]=1,temp+=c],xo^=a; f=max(f,f+(--temp?0:xo)); } } printf("%d",f); return...

#include <bits/stdc++.h> using namespace std; long long n,a,r,m=1e9+7,sum=0; int main(){...

#include<bits/stdc++.h> using namespace std; int64_t n,f,k,l,i,w,s,a; int main(){ for(cin>>n>>f;i<n;i++)cin>>k>>l,w=min(k,l),a=min(2*k,l)-w,s+=w; sort(a,a+n); for(i=0;i<n;i++)s+=i<f?a:0; cout<<s; }

#include<bits/stdc++.h> #define MAXN 300100 using namespace std; struct node{int y,next;}e; int n,m,len,Link,p,hash,col,vis,used; inline int...

#include <cstdio> int n; int main (){ scanf("%d", &n); for (int i =...

#include <bits/stdc++.h> using namespace std; string s; int main() { int n, t, ans; ans...

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