제출 #1266437

#제출 시각아이디문제언어결과실행 시간메모리
1266437canhnam357Trol (COCI19_trol)C++20
50 / 50
1 ms324 KiB
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int q; cin >> q; while (q--) { long long l, r; cin >> l >> r; auto f = [&](long long n) { int ans = 0; while (n % 9) { ans += n % 9; n--; } return ans + n * 5; }; cout << f(r) - f(l - 1) << '\n'; } return 0; }
#Verdict Execution timeMemoryGrader output
Fetching results...