Submission #1162955

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Source Code Expand

#include<bits/stdc++.h>
#define rep(i,n)for(int i=0;i<(n);i++)
using namespace std;
typedef pair<int, int>P;

bool t[24 * 60+1];
int main() {
	int n; scanf("%d", &n);
	rep(i, n) {
		int a, b, c, d; scanf("%2d%2d-%2d%2d", &a, &b, &c, &d);
		a = a * 60 + b; c = c * 60 + d;
		a = a / 5 * 5; c = (c / 5 + !!(c % 5)) * 5;
		for (int j = a; j <= c; j++)t[j] = 1;
	}
	vector<P>v;
	for (int i = 0; i <= 24 * 60; i++) {
		if (!t[i])continue;
		if (v.empty() || v.back().second != i - 1)v.push_back(P(i, i));
		v.back().second = i;
	}
	for (P p : v)printf("%02d%02d-%02d%02d\n", p.first / 60, p.first % 60, p.second / 60, p.second % 60);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  int n; scanf("%d", &n);
                        ^
./Main.cpp:10:57: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   int a, b, c, d; scanf("%2d%2d-%2d%2d", &a, &b, &c, &d);
                                                         ^

Judge Result