拿错了???
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拿错了???
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gaohuashengtx楼主2024/12/18 21:25
#include<bits/stdc++.h>
using namespace std;
int t,n,a[10000],cnt,f,h;
int main() {
	cin>>t;
	for(int i=1;i<=t;i++){
		cin>>n;
		for(int j=1;i<=n;i++)cin>>a[i];
		for(int j=1;j<=n;j++)h+=a[i];
		for(int j=1;j<=n;j++){
			f=0;
			cnt+=j;
			if(cnt==h-cnt)f=0;
			else f=1;
		}
	}
	if(f==0)cout<<"Yes";
	else cout<<"No";
      return 0;
}

2024/12/18 21:25
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