Submission #14394

#	Time	Username	Problem	Language	Result	Execution time	Memory
14394		pjsdream	정전 (OJUZ10_blackout)	C++98	50 / 100	52 ms	1668 KiB

blackout

#include <stdio.h>
#include <algorithm>
int a[150005], ans;
int main(){
	int n, L;
	scanf("%d %d", &n, &L);
	for (int i = 0; i < n; i++) scanf("%d", &a[i]);
	std::sort(a, a + n);
	int x = a[0] + L, s = a[0] - L;
	for (int i = 1; i < n; i++){
		if(a[i] - L > s) s = a[i] - L;
		if (s <= x){
			ans += (x - s);
			s = x;
		}
		x = a[i] + L;
	}
	printf("%d", ans);
	return 0;
}

• Subtask 1: 0 / 10
• Subtask 2: 20 / 20
• Subtask 3: 30 / 30
• Subtask 4: 0 / 40