Submission #823177

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
823177	2023-08-12 08:51:33	rainboy	Binaria (CCO23_day1problem1)	C11	25 / 25	103 ms	15916 KiB

Main

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#include <stdio.h>
#define N 1000000
#define MD  1000003
int vv[N + 1], ff[N + 1], gg[N + 1];
void init() {
  int i;
  ff[0] = gg[0] = 1;
  for (i = 1; i <= N; i++) {
    vv[i] = i == 1 ? 1 : (long long) vv[i - MD % i] * (MD / i + 1) % MD;
    ff[i] = (long long) ff[i - 1] * i % MD;
    gg[i] = (long long) gg[i - 1] * vv[i] % MD;
  }
}
int choose(int n, int k) {
  return k < 0 || k > n ? 0 : (long long) ff[n] * gg[k] % MD * gg[n - k] % MD;
}
int main() {
  static int kk[N];
  int n, k, i, r, a, k1, k01;
  init();
  scanf("%d%d", &n, &k);
  for (i = 0; i + k <= n; i++)
    scanf("%d", &kk[i]);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

Main.c: In function 'main':
Main.c:28:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   28 |  scanf("%d%d", &n, &k);
      |  ^~~~~~~~~~~~~~~~~~~~~
Main.c:30:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   30 |   scanf("%d", &kk[i]);
      |   ^~~~~~~~~~~~~~~~~~~

• Subtask 1: 3 / 3
• Subtask 2: 3 / 3
• Subtask 3: 4 / 4
• Subtask 4: 4 / 4
• Subtask 5: 4 / 4
• Subtask 6: 7 / 7