CF433B 1200 普及-

题意

解析

水题,普及-,没意思

代码

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = 1e5 + 10,M = 1e6 + 10;
ll n,m,v[N],sum1[N],sum2[N];
int main(){
    scanf("%lld",&n);
    for(int i=1;i<=n;i++){
        scanf("%lld",&v[i]);
        sum1[i] = sum1[i-1] + v[i];
    }
    sort(v+1,v+1+n);
    for(int i=1;i<=n;i++){
        sum2[i] = sum2[i-1] + v[i];
    }
    scanf("%lld",&m);
    while(m--){
        ll type,l,r;
        scanf("%lld %lld %lld",&type,&l,&r);
        if(type == 1){
            printf("%lld\n",sum1[r] - sum1[l-1]);
        }else{
            printf("%lld\n",sum2[r] - sum2[l-1]);
        }
    }

    return 0;
}
posted @ 2022-12-29 23:55  Isaac233  阅读(17)  评论(0)    收藏  举报