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King_and_Grey楼主2024/6/15 21:04

WACode:\color{red}{WA} \quad\color{red}{Code:}

#include<bits/stdc++.h>
using namespace std;
#define int long long
bool isPrime[100000005];
int n,q,ans[100000005],sum = 1,l;
signed main (){
	ios::sync_with_stdio(false);
	cin.tie(0),cout.tie(0);
	cin >> n >> q;
	isPrime[1] = 1;  
	for(int i = 2;i <= n / 2;i++){ 
	    if(isPrime[i] == 0) {
	    	ans[sum++] = i;
	        for(int j = i * i;j <= n;j += i){
	        	isPrime[j] = 1;   
	        }
	    }
	}
	for(int i = 1;i <= q;i++){
		cin >> l;
		cout << ans[l] << endl;
	}
	return 0;  
}

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2024/6/15 21:04
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