Submission #781531

#TimeUsernameProblemLanguageResultExecution timeMemory
781531andecaandeciStrange Device (APIO19_strange_device)C++17
0 / 100
5065 ms524288 KiB
#include <bits/stdc++.h> #define int long long #define fi first #define se second #define keish ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0) using namespace std; int n, a, b, l, r; signed main(){ keish; cin >> n >> a >> b; // if(n == 1){ // set<pair<int, int>> s; // for(int i = 0; i < n; i++){ // cin >> l >> r; // for(int t = l; t <= r; t++){ // s.insert({(t + t / b) % a, t % b}); // } // } // cout << s.size() << '\n'; // }else if(b == 1){ set<int> s; for(int i = 0; i < n; i++){ cin >> l >> r; for(int t = l; t <= r; t++){ s.insert((2 * t) % a); } } cout << s.size() << '\n'; // } }
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