Submission

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Score: 90

User: Jokul

Problemset: กองส้ม

Language: c

Time: 0.001 second

Submitted On: 2025-03-06 11:11:28

#include<stdio.h>
int main(){
    int l,n,a,b,row,sum=0;
    scanf("%d",&l);
    scanf("%d",&n);
    b=l;
    l=l*(l+1)*((2*l)+1);
    l=l/6;
    for(int i=1;i<=b;i++)
    {
        sum=sum+(i*i);
        if(n<sum)
        {
            printf("%d\n",b-i+1);
            break;
        }
    }
}