Submission #65096910

Source Code Expand

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#include <stdio.h>
int main(void) {
  int N, i, ans = 0;
  int logged_in = 0;
  if (scanf("%d", &N) != 1) return 1;
  for (i = 0; i < N; i++) {
    char S[16] = "";
    if (scanf("%15s", S) != 1) return 1;
    switch (S[3]) {
      case 'i':
        logged_in = 1;
        break;
      case 'o':
        logged_in = 0;
        break;
      case 'l':
        /* 何もしない */
        break;
      case 'v':
        ans += !logged_in;
 
 
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#include <stdio.h>

int main(void) {
	int N, i, ans = 0;
	int logged_in = 0;
	if (scanf("%d", &N) != 1) return 1;
	for (i = 0; i < N; i++) {
		char S[16] = "";
		if (scanf("%15s", S) != 1) return 1;
		switch (S[3]) {
			case 'i':
				logged_in = 1;
				break;
			case 'o':
				logged_in = 0;
				break;
			case 'l':
				/* 何もしない */
				break;
			case 'v':
				ans += !logged_in;
				break;
		}
	}
	printf("%d\n", ans);
	return 0;
}

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