Submission #1404123

---

Source Code Expand

#include <bits/stdc++.h>
#define MyDebug

#define rep(i, first, to) for(int i = first; i < to; ++i)
#define REP(i, first, to) for(int i = first; i <= to; ++i)

#ifdef MyDebug
#define debug(x) cerr << #x << " : " << x << endl;
#else
#define debug(x)
#endif

using namespace std;
typedef long long ll;
typedef pair<int, int> P;

list<P> m;
int jikoku[2401];
list<P> ans;
string pad(int i) {
	stringstream ss;
	ss << i;
	string s = ss.str();
	string ret = "";
	ret = ret + s;
	while(ret.size() < 4) {
		ret = "0" + ret;
	}
	return ret;
}

void solve() {
	int from, to;
	int n;
	cin >> n;
	rep(i, 0, n) {
		scanf("%d-%d", &from, &to);
		from = (from % 5 == 0 ? from : from - from % 5);
		if (to % 5 != 0) {
			to = to + (5 - to % 5);
			if (to % 100 == 60) {
				to += 40;
			}
		}
		m.push_back(P(from, to));
		//m[from] = to;
	}
	for(auto p : m) {
		debug(p.first);
		debug(p.second);
		debug("");
		jikoku[p.first] += 1;
		jikoku[p.second] += -1;
	}
	int before = jikoku[0];
	if (jikoku[0] > 0) {
		from = 0;
	}
	for (int i = 1; i <= 2400; i = (i % 100 == 59 ? i += 41 : ++i)) {
		if (i % 100 == 0) jikoku[i] += jikoku[i - 41];
		else jikoku[i] += jikoku[i - 1];
		if (i % 5 == 0 && jikoku[i] < 1300) debug(i << " : " << jikoku[i]);
		if (before == 0 && jikoku[i] > 0) {
			from = i;
		} else if (before > 0 && jikoku[i] == 0) {
			ans.push_back(P(from, i));
			//ans[from] = i;
		}
		before = jikoku[i];
	}
	for (auto p : ans) {
		cout << pad(p.first) << "-" << pad(p.second) << endl;
	}
}

int main() {
	solve();
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘void solve()’:
./Main.cpp:37:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d-%d", &from, &to);
                             ^

Judge Result