제출 #627621

#제출 시각아이디문제언어결과실행 시간메모리
627621ollel드문 곤충 (IOI22_insects)C++17
컴파일 에러
0 ms0 KiB
#include <stdc++.h> using namespace std; #define rep(i,a,b) for(int i = a; i < b; i++) int query() { return use_machine(); } vi perm; set<int> in; void add(int x) { if (in.find(x) != in.end()) return; in.insert(x); move_inside(perm[x]); } void rem(int x) { if (in.find(x) == in.end()) return; in.erase(x); move_outside(perm[x]); } int min_cardinality(int n) { perm.resize(n); rep(i,0,n) perm[i] = i; auto rng = std::default_random_engine {}; shuffle(perm.begin(), perm.end(), rng); rep(i,0,n) { add(i); if (query() > 1) rem(i); } int types = in.size(); int low = 1, high = n / types + 1, mid; vb never(n, false), always(n, false); while (high - low > 1) { mid = (low + high) / 2; rep(i,0,n) { if (never[i]) continue; add(i); if (query() > mid) rem(i); } if (in.size() == mid * types) { low = mid; for (auto i : in) always[i] = true; } else { high = mid; rep(i,0,n) if (in.find(i) == in.end()) never[i] = true; rep(i,0,n) if (!always[i]) rem(i); } } return mid; }

컴파일 시 표준 에러 (stderr) 메시지

insects.cpp:1:10: fatal error: stdc++.h: No such file or directory
    1 | #include <stdc++.h>
      |          ^~~~~~~~~~
compilation terminated.