Submission #3979307

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Source Code Expand

#include <iostream>
#include <math.h>
#include <algorithm>
#include <string>
using namespace std;
typedef long long ll;
#define rep(i,s,n)for(ll i=s;i<n;i++)
#define repe(i,s,n)for(ll i=s;i<=n;i++)
#define rep_r(i,s,n)for(ll i=n-1;i>=s;i--)
#define repe_r(i,s,n)for(ll i=s;i<=n;i++)
static const ll MOD = 1e9 + 7;
static const double PI = 3.141592653589793;
static const ll MAX_L = (ll)1 << 62;

ll term[2401] = {};

int main() {
	ll n; cin >> n;
	string T;
	rep(i, 0, n) {
		cin >> T;
		rep(i, 0, T.size())T[i] -= '0';
		if (5 <= T[3] && T[3] <= 9)T[3] = 5;
		else if (0 <= T[3] && T[3] <= 4)T[3] = 0;
		ll t = T[0] * 1000 + T[1] * 100 + T[2] * 10 + T[3];
		term[t]++;

		if (1 <= T[8] && T[8] <= 5)T[8] = 5;
		else if (6 <= T[8] && T[8] <= 9) {
			T[8] = 0;
			if (T[7] != 5)T[7]++;
			else {
				T[7] = 0;
				T[6]++;
			}
		}
		ll s = T[5] * 1000 + T[6] * 100 + T[7] * 10 + T[8];
		term[s + 1]--;
	}

	repe(i, 1, 2401) {
		term[i] += term[i - 1];
	}

	repe(i, 1, 2400) {
		if (term[i - 1] == 0 && term[i] > 0) {
			cout << i << "-";
		}
		else if (term[i] > 0 && term[i + 1] == 0) {
			cout << i << endl;
		}
	}

	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:42:25: warning: iteration 2400u invokes undefined behavior [-Waggressive-loop-optimizations]
   term[i] += term[i - 1];
                         ^
./Main.cpp:8:32: note: containing loop
 #define repe(i,s,n)for(ll i=s;i<=n;i++)
                                ^
./Main.cpp:41:2: note: in expansion of macro ‘repe’
  repe(i, 1, 2401) {
  ^

Judge Result