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  1. #include <cstdio>
  2. using namespace std;
  3.  
  4. int main() {
  5. int t;
  6. scanf("%d", &t);
  7.  
  8. while (t--) {
  9.     long long int n, arr[100005], i, min;
  10.     scanf("%ld", &n);
  11.  
  12.     long long int res = 0, cnt = 0;
  13.     if (n == 1) {
  14.         res = 0;
  15.     } else  {
  16.         scanf("%ld", &arr[0]);
  17.         min = arr[0];
  18.         for (i = 1;i < n;i++) {
  19.             scanf("%ld", &arr[i]);
  20.             if (min > arr[i]) {
  21.                 min = arr[i];
  22.             }
  23.         }
  24.         for (i = 0;i < n;i++) {
  25.         if (arr[i] == min && cnt == 0) {
  26.             cnt++;
  27.             continue;
  28.         }
  29.         res += (arr[i] * min);
  30.     }
  31.     }
  32.  
  33.     printf("%lld\n", res);
  34. }
  35. return 0;
  36. }
Success #stdin #stdout 0s 4004KB
comments (?)
stdin
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1
3
1000000 1000000 1000000
stdout
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2000000000000
https://ideone.com/9cb0iH
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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