1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
#include <iostream>
#include <stdio.h>

using namespace std;

int result=3000,n,k,x;

int main()
{
    scanf("%d%d",&n,&k);

    for(int i=1;i<=n;i++){
        for(int j=1;j<=i;j++){
            scanf("%d",&x);
            if(j*(i-j+1)<=k){
                if(x<result) result=x;
            }
        }
    }
    printf("%d",result);

    return 0;
}