Submission #463799

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
463799	2021-08-11 19:01:32	rainboy	Telefoni (COCI17_telefoni)	C11	80 / 80	32 ms	2008 KiB

telefoni

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#include <stdio.h>
#define N 300000
int main() {
  static int aa[N];
  int n, d, i, j, ans;
  scanf("%d%d", &n, &d);
  for (i = 0; i < n; i++)
    scanf("%d", &aa[i]);
  ans = 0;
  for (i = 0, j = 1; j < n; j++)
    if (aa[j])
      ans += (j - i - 1) / d, i = j;
  printf("%d\n", ans);
  return 0;
}
 
 
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Compilation message (stderr)

telefoni.c: In function 'main':
telefoni.c:9:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
    9 |  scanf("%d%d", &n, &d);
      |  ^~~~~~~~~~~~~~~~~~~~~
telefoni.c:11:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |   scanf("%d", &aa[i]);
      |   ^~~~~~~~~~~~~~~~~~~

• Subtask 1: 80 / 80