Submission #64170425

Source Code Expand

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#include <stdio.h>
int prev[1123456];
int main(void) {
  int N;
  int i;
  int ans = -1;
  if (scanf("%d", &N) != 1) return 1;
  for (i = 1; i <= N; i++) {
    int A;
    if (scanf("%d", &A) != 1) return 1;
    if (prev[A]) {
      int score = i - prev[A] + 1;
      if (ans < 0 || score < ans) ans = score;
    }
    prev[A] = i;
  }
  printf("%d\n", ans);
  return 0;
}
 
 
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#include <stdio.h>

int prev[1123456];

int main(void) {
	int N;
	int i;
	int ans = -1;
	if (scanf("%d", &N) != 1) return 1;
	for (i = 1; i <= N; i++) {
		int A;
		if (scanf("%d", &A) != 1) return 1;
		if (prev[A]) {
			int score = i - prev[A] + 1;
			if (ans < 0 || score < ans) ans = score;
		}
		prev[A] = i;
	}
	printf("%d\n", ans);
	return 0;
}

Submission Info

Judge Result