Files
PAT/PATBasic/1056.c
2022-01-08 03:01:51 +08:00

16 lines
186 B
C

#include <stdio.h>
int main()
{
int N, a, sum = 0;
scanf("%d", &N);
for (int i = 0; i < N; i++) {
scanf("%d", &a);
sum += a;
}
printf("%d", sum * (N - 1) * 11);
return 0;
}