mirror of
https://gitlab.com/mfocko/Codeforces.git
synced 2024-11-09 13:49:06 +01:00
Matej Focko
0bfc6f808e
* “A. Love Story” * “B. Blank Space” * “C. Mr. Perfectly Fine” * “D. Gold Rush” * “E. The Lakes” * “F. Forewer Winter” * “G. Hits Different” * “H. Don't Blame Me” Signed-off-by: Matej Focko <me@mfocko.xyz>
131 lines
2.4 KiB
C++
131 lines
2.4 KiB
C++
#include <algorithm>
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#include <cassert>
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#include <cctype>
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#include <cstdint>
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#include <functional>
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#include <iostream>
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#include <optional>
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#include <sstream>
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#include <string>
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#include <vector>
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namespace helpers {
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using namespace std;
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long pow(long base, long exp) {
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if (exp == 0) return 1;
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long half = pow(base, exp / 2);
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if (exp % 2 == 0) return half * half;
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return half * half * base;
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}
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template <typename T>
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inline void answer(const T &ans) {
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cout << ans << "\n";
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}
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inline void yes() { cout << "YES\n"; }
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inline void no() { cout << "NO\n"; }
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#define LOOP(n) for (auto i = 0; i < n; ++i)
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} // namespace helpers
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namespace {
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using namespace std;
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using namespace helpers;
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struct book {
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int t;
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string skills;
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};
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int find_minimum(const vector<book> &books) {
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const int UNDEFINED = 400001;
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int min_a = UNDEFINED;
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int min_b = UNDEFINED;
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int min_both = UNDEFINED;
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for (const book &b : books) {
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if (b.skills == "01") {
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min_b = min(min_b, b.t);
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} else if (b.skills == "10") {
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min_a = min(min_a, b.t);
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} else if (b.skills == "11") {
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min_both = min(min_both, b.t);
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}
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}
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if (min_a != UNDEFINED && min_b != UNDEFINED && min_a + min_b < min_both) {
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return min_a + min_b;
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} else if (min_both != UNDEFINED) {
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return min_both;
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}
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return -1;
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}
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void solve() {
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int N;
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cin >> N;
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vector<book> bs(N);
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LOOP(N) {
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int t;
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string skills;
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cin >> t >> skills;
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bs[i] = {t, skills};
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}
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answer(find_minimum(bs));
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}
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} // namespace
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// for single test case, comment out for ‹N› test cases
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// #define SINGLE
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#ifdef TEST
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#include "../.common/cpp/catch_amalgamated.hpp"
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TEST_CASE("examples") {
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CHECK(find_minimum(
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vector<book>{{2, "00"}, {3, "10"}, {4, "01"}, {4, "00"}}) == 7);
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CHECK(find_minimum(vector<book>{
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{3, "01"}, {3, "01"}, {5, "01"}, {2, "10"}, {9, "10"}}) == 5);
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CHECK(find_minimum(vector<book>{{5, "11"}}) == 5);
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CHECK(find_minimum(vector<book>{{9, "11"}, {8, "01"}, {7, "10"}}) == 9);
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CHECK(
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find_minimum(vector<book>{
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{4, "01"}, {6, "01"}, {7, "01"}, {8, "00"}, {9, "01"}, {1, "00"}}) ==
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-1);
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CHECK(find_minimum(vector<book>{{{200000, "01"}, {200000, "10"}}}) == 400000);
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}
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#else
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int main(void) {
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#ifdef SINGLE
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solve();
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#else
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// for multiple test cases
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int N;
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std::cin >> N >> std::ws;
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for (auto i = 0; i < N; ++i) {
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solve();
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}
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#endif
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return 0;
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}
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#endif
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