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Submission #259031

# Submission time Handle Problem Language Result Execution time Memory
259031 2020-08-07T04:53:06 Z lani1akea Trol (COCI19_trol) C++17
30 / 50
 1000 ms 384 KB 
#include <bits/stdc++.h>

#define F first
#define S second
#define ll long long
#define pb push_back
#define endl '\n'

using namespace std;

const int MOD = 1e9 + 7;
const int N = 510;

string e(ll x) {
	string s;
	while(x) {
		s += char('0' + x % 10);
		x /= 10;
	}
	return s;
}
int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);
	int T;
	cin >> T;
	while(T--) {
		ll a, b;
		cin >> a >> b;
		ll sum = 0;
		for (ll i = a; i <= b; ++i) {
			ll x = sum;
			string s = e(i);
			for (char c: s) {
				sum += (c - '0');
			}
			while (sum > x + 9) {
				s = e(sum - x);
				sum = x;
				for (char c: s) {
					sum += (c - '0');
				}
			}
		}
		cout << sum << endl;
	}
}

Subtask #1
30.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 9 ms 384 KB Output is correct
4 Execution timed out 1091 ms 384 KB Time limit exceeded
5 Execution timed out 1089 ms 384 KB Time limit exceeded