20分,求助+壶关

P3613 【深基15.例2】寄包柜

xibaby @ 2024-02-03 18:27:04

#include<bits/stdc++.h>
using namespace std;
int n,q,t,i,j,k;
int main(){
    scanf("%d%d",&n,&q);
    vector<vector<int>>a(n+1);
    while(q--){
        scanf("%d%d%d",&t,&i,&j);
        if(t==1){
            scanf("%d",&k);
            if(a[i].size()<j+1)
              a[i].resize(j+1);
            a[i][j]=k;
        }
        else printf("%d",a[i][j]);
    }
    return 0;
}

by Li_Feiy @ 2024-02-03 18:29:24

@xibaby 没输出换行


by xibaby @ 2024-02-03 18:31:18

@Li_Feiy Thanks!非常感谢!(已AC)


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