L2-042 老闆的作息表

程式碼很爛。

#include <bits/stdc++.h>
using namespace std;
struct node {
	int start[10];
	int end[10];
}s[100000];
bool cmp(node n1,node n2) {
	for (int i = 0; i < 3; i++) {
		if (n1.start[i] != n2.start[i]) {
			return n1.start[i] < n2.start[i];
		}
	}
	return 1;
}
void print(node n1,node n2) {
	printf("%02d:%02d:%02d - %02d:%02d:%02d\n", n1.end[0], n1.end[1], n1.end[2],
		n2.start[0], n2.start[1], n2.start[2]);
}
int main() {
	int k;
	cin >> k;
	s[0].end[0] = 0;
	s[0].end[1] = 0;
	s[0].end[2] = 0;
	for (int i = 1; i <= k; i++) {
		int a1, b1, c1, a2, b2, c2;
		scanf("%d:%d:%d - %d:%d:%d", &a1, &b1, &c1, &a2, &b2, &c2);
		s[i].start[0] = a1;
		s[i].start[1] = b1;
		s[i].start[2] = c1;
		s[i].end[0] = a2;
		s[i].end[1] = b2;
		s[i].end[2] = c2;
	}
	s[k+1].start[0] = 23;
	s[k+1].start[1] = 59;
	s[k+1].start[2] = 59;
	sort(s+1, s + k+1, cmp);
	node pre = s[0];
	for (int i = 1; i <= k+1; i++) {
		int flag = 0;
		for (int j = 0; j < 3; j++) {
			if (s[i].start[j] != pre.end[j]) {
				flag = 1;
				break;
			}
		}
		if (flag) {//輸出
			print(pre,s[i]);
		}
		pre = s[i];
	}
	return 0;
}