Submission #1208055

#TimeUsernameProblemLanguageResultExecution timeMemory
1208055fskaricaPermutation (APIO22_perm)C++20
Compilation error
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; #define ll long long #define fi first #define se second #define pii pair<int, int> vector <int> construct_permutation(long long k) { vector <int> ret; int firstBit; for (ll i = 60; i >= 0; i--) { if ((1ll << i) & k) { firstBit = i; break; } } vector <int> v; for (int i = firstBit - 1; i >= 0; i--) { if ((1ll << i) & k) { v.push_back(0); v.push_back(1); } else { v.push_back(0); } } reverse(v.begin(), v.end()); for (auto e : v) ret.push_back(0); int numb = 1; for (int i = 0; i < v.size(); i++) { if (v[i] == 0) { ret[i] = numb; numb++; } } for (int i = v.size() - 1; i >= 0; i--) { if (v[i] == 1) { ret[i] = numb; numb++; } } return ret; } int countWays(vector <int> v) { vector <int> dp; for (auto e : v) dp.push_back(0); dp[0] = 0; for (int i = 0; i < v.size(); i++) { dp[i] = 1; for (int j = i - 1; j >= 0; j--) { if (v[i] > v[j]) { dp[i] = dp[j] * 2; break; } } } int ret = 1; for (auto e : dp) ret += e; return ret; } int main() { int t; cin >> t; while (t--) { int x; cin >> x; for (auto e : construct_permutation(x)) cout << e << " "; cout << " - sol\n"; cout << countWays(construct_permutation(x)) << "\n"; cout << "\n"; } return 0; }

Compilation message (stderr)

/usr/bin/ld: /tmp/ccVlyq4y.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccKbrVWQ.o:perm.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status