本题目已接受新题解提交

当题目的题解数量、做题思路已足够丰富，题目过于简单，或处于月赛保护期时，题解提交入口会被关闭。

#include<bits/stdc++.h>
#define ull unsigned long long
using namespace std;
ull h[1000010];
ull c26[1000010];

int main(){
	string x;
	cin>>x;
	int m;
	cin>>m;
	ull sz=x.size();
    c26[0]=1;
	for(int i=1;i<=sz;i++){
		h[i]=h[i-1]*1000000001201+(ull)(x[i-1]-'a');
        c26[i]=c26[i-1]*1000000001201;
	}
	
	while(m--){
		int l1,l2,r1,r2;
		cin>>l1>>r1>>l2>>r2;
		ull h1,h2;
		h1=h2=0;
		h1=h[r1]-h[l1-1]*c26[r1-l1+1];
		h2=h[r2]-h[l2-1]*c26[r2-l2+1];
		if(h1==h2)cout<<"Yes\n";
		else cout<<"No\n";
	} 
}