#include <stdio.h>
#include <algorithm>
#define M 100009
using namespace std;
int n, k,path[200][M];
long long int d[2][M],ans,s[M];
long long int f(int j, int r){
return d[0][r] + (s[n] - s[j])*(s[j] - s[r]);
}
int main(){
int i, j;
scanf("%d %d", &n, &k);
for (i = 1; i <= n; i++) scanf("%lld", &s[i]);
for (i = 1; i <= n; i++) s[i] = s[i - 1] + s[i];
int pivot;
for (i = 1; i <= k; i++){
pivot = 0;
for (j = k; j <= n; j++){
while (s[j] >= (s[n] + s[pivot])/2 && f(j, pivot) <= f(j, pivot + 1) && pivot < j-1) pivot++;
d[1][j] = f(j, pivot);
path[i][j] = pivot;
}
for (j = 1; j <= n; j++) d[0][j] = d[1][j];
}
for (j = k; j <= n; j++) ans = max(ans, d[1][j]);
printf("%lld\n", ans);
for (j = k; j <= n; j++){
if (ans == d[1][j]){
int temp = j;
for (i = k; i >= 1; i--){
s[i] = temp;
temp = path[i][temp];
}
break;
}
}
for (i = 1; i <= k; i++) printf("%lld ", s[i]);
return 0;
}
