Submission #471722

#	Time	Username	Problem	Language	Result	Execution time	Memory
471722		rainboy	Rasvjeta (COCI17_rasvjeta)	C11	50 / 50	1 ms	280 KiB

rasjveta

#include <stdio.h>

int main() {
	int n, m, k, x, x_, ans;

	scanf("%d%d%d", &n, &m, &k);
	x = -k, ans = 0;
	while (m--) {
		scanf("%d", &x_);
		ans += (x_ - x - 1) / (k * 2 + 1), x = x_;
	}
	x_ = n + 1 + k;
	ans += (x_ - x - 1) / (k * 2 + 1), x = x_;
	printf("%d\n", ans);
	return 0;
}

Compilation message (stderr)

rasjveta.c: In function 'main':
rasjveta.c:6:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
    6 |  scanf("%d%d%d", &n, &m, &k);
      |  ^~~~~~~~~~~~~~~~~~~~~~~~~~~
rasjveta.c:9:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
    9 |   scanf("%d", &x_);
      |   ^~~~~~~~~~~~~~~~

• Subtask 1: 50 / 50