Submission #107886

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Source Code Expand

#include<algorithm>
#include<iostream>
#include<cstdio>
#define rep(i,n) for(int i = 0; i < n; i++)
using namespace std;

int x[3000];

int f(int i){
	i++;
	if(i%100 == 60) i += 40;
	return i;
}

int main(){
	int n;
	string s, t;
	
	cin >> n;
	rep(i,n){
		cin >> s;
		int a = 0, b = 0;
		rep(j,4) a = a*10+(s[j]-'0');
		for(int j = 5; j < 9; j++) b = b*10+(s[j]-'0');
		a = a/5*5;
		b = (b+4)/5*5;
		//cout << a << " " << b << endl;
		for(int j = a; j <= b; j++) x[j] = 1;
	}
	
	for(int i = 0; i < 2700; i = f(i)){
		if(x[i]){
			printf("%04d-",i);
			while(x[i]) i = f(i);
			printf("%04d\n",i-1);
		}
	}
	
	return 0;
}

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