提出 #72367757

---

ソースコード 拡げる

#include<bits/stdc++.h>
#define ll long long
#define int long long
using namespace std;
void solve()
{
   
  int n,w; cin>>n>>w;
  vector<int> v(n+1),ans1(2*w,0),ans(2*w,0);
   
  for(int i=1;i<=n;i++)
  {
      cin>>v[i];
      ans1[(i%(2*w))]+=v[i];
      ans[(i%(2*w))]+=v[i];
  }
   
  if(w>=n){
      cout<<"0"<<endl;return;
  }
  for(int i=0;i<2*w;i++)ans.push_back(ans1[i]);
   
  int mn=LLONG_MAX,l=0,r=0,sum=0;
  while(r<ans.size())
  {
      sum+=ans[r];
      if(r-l+1==w){
          mn=min(sum,mn);
          sum-=ans[l];
          l++;
      }
      r++;
  }
  cout<<mn<<endl;
   
   
   
}
main()
{
    ios::sync_with_stdio(false);
    cin.tie(NULL);

    int t; cin>>t;
    while(t--)
    solve();
    return 0;
}

提出情報

コンパイルエラー

./Main.cpp: In function 'void solve()':
./Main.cpp:24:10: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |   while(r<ans.size())
      |         ~^~~~~~~~~~~
./Main.cpp: At global scope:
./Main.cpp:39:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   39 | main()
      | ^~~~

ジャッジ結果