Submission #871349

#TimeUsernameProblemLanguageResultExecution timeMemory
871349hvmegyTrol (COCI19_trol)C++17
30 / 50
1038 ms348 KiB
// [ нvмegy ] // OLPCHUYENTIN2023 GOTOHUE #include <bits/stdc++.h> using namespace std; using i64 = long long; #define int long long #define all(c) c.begin(), c.end() #ifdef hvmegy #define dbg(...) logger(#__VA_ARGS__, __VA_ARGS__) template<typename ...Args> void logger(string vars, Args&&... values) { cerr << "[" << vars << " : "; string delim = ""; (..., (cerr << delim << values, delim = ", ")); cerr << "]" << '\n'; } #else #define dbg(...) #endif mt19937_64 rnd(chrono::steady_clock::now().time_since_epoch().count()); int GOTOHUE(); void init(); int32_t main() { cin.tie(0) -> sync_with_stdio(0); cout << fixed << setprecision(15); #ifdef hvmegy freopen("input.txt", "r", stdin); freopen("output.txt", "w", stdout); freopen("log.txt", "w", stderr); #endif // ============================= bool MULTITEST = 1; // ============================= init(); int OLPCHUYENTIN2023 = 1; if (MULTITEST) cin >> OLPCHUYENTIN2023; for (int i = 1; i <= OLPCHUYENTIN2023; i++) { if (GOTOHUE()) break; #ifdef hvmegy cout << "--ENDTEST--" << '\n'; cerr << "--ENDTEST--" << '\n'; #endif } #ifdef hvmegy cerr << '\n' << clock() * 1000.0 / CLOCKS_PER_SEC << "ms" << '\n'; #endif return 0; } int pow10[20]; void init() { pow10[0] = 1; for (int i = 1; i <= 18; i++) { pow10[i] = pow10[i - 1] * 10; } } int GOTOHUE() { int l, r; cin >> l >> r; auto f = [&](int num) { dbg(num); while (num >= 10) { int n = num; int sum = 0; while (n) { sum += n % 10; n /= 10; } num = sum; } dbg(num); return num; }; int sum = 0; for (int i = l; i <= r; i++) { sum += f(i); } cout << sum << '\n'; return 0; }
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