求助

KobeBeanBryant @ 2021-01-19 20:33:49

#include<bits/stdc++.h>
using namespace std;
int a,i=1,j=0,l;
long long k;
int main(){
    cin>>a;
    while(l<a){
        k+=i;
        j++;
        l++;
        if(j==i){
            j=1;
            i++;
            continue;
        }
    }
    cout<<k;
}

by _脑波_ @ 2021-01-19 20:35:29

很简单

by w23c3c3 @ 2021-01-19 20:36:18

j=1;->j=0;
就行了

by KobeBeanBryant @ 2021-01-19 20:37:30

在哪里加

by IANY_H @ 2021-01-19 21:01:51

@KobeBeanBryant 看到名字莫名想哭

by IANY_H @ 2021-01-19 21:04:24

#include<bits/stdc++.h>
using namespace std;
int a,i=1,j=0,l;
long long k;
int main(){
    cin>>a;
    while(l<a){
        k+=i;
        j++;
        l++;
        if(j==i){
            j=0;
            i++;
            continue;
        }
    }
    cout<<k;
}

by IANY_H @ 2021-01-19 21:04:55

@KobeBeanBryant

using namespace std;
int a,i=1,j=0,l;
long long k;
int main(){
    cin>>a;
    while(l<a){
        k+=i;
        j++;
        l++;
        if(j==i){
            j=0;
            i++;
            continue;
        }
    }
    cout<<k;
}