제출 #343343

#제출 시각아이디문제언어결과실행 시간메모리
343343TosicXoractive (IZhO19_xoractive)C++14
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; namespace { const int MAX_VALUE_OF_N = 100; const int MAX_VALUE_OF_Q = 200; int numberOfQueries = 0; int n; std::vector<int> a; void wrong_answer(const char *MSG) { printf(MSG); exit(0); } } void query() { numberOfQueries++; if (numberOfQueries > MAX_VALUE_OF_Q) { wrong_answer("Number of queries exceeded"); } } int ask(int position) { query(); if (position < 1 || position > n) { wrong_answer("Not correct position"); } return a[position - 1]; } vector<int> get_pairwise_xor(vector<int> positions) { query(); if (positions.empty() || positions.size() > n) { cerr << positions.size() << ' '; wrong_answer("Not correct size"); } sort(positions.begin(), positions.end()); for (int i = 1; i < positions.size(); i++) { if (positions[i] == positions[i - 1]) { wrong_answer("Not unique"); } } for (int i = 0; i < positions.size(); i++) { if (positions[i] < 1 || positions[i] > n) { wrong_answer("Not correct position"); } } vector<int> pairwise_xor; for (int i = 0; i < positions.size(); i++) { for (int j = 0; j < positions.size(); j++) { pairwise_xor.push_back(a[positions[i] - 1] ^ a[positions[j] - 1]); } } sort(pairwise_xor.begin(), pairwise_xor.end()); return pairwise_xor; } multiset<int> s1[7],s0[7]; void toMs(vector<int>& tmp, multiset<int>& ms){ for(auto i : tmp){ if(!i){ continue; } ms.insert(i); } } map<int, int> idx; vector<int> guess(int n){ int fr = ask(1); for(int j = 0; j <= 6; ++j){ vector<int >a1; for(int i = 2; i <= n; ++i){ if((i>>j)&1){ a1.push_back(i); } } vector<int>a2 = a1; if(a2.empty()){ continue; } for(auto y : a1){ cout << y << ' '; } cout << '\n'; a2.push_back(1); a2=get_pairwise_xor(a2); a1=get_pairwise_xor(a1); multiset<int> tmp; toMs(a2, tmp); for(auto i : a1){ if(i and tmp.find(i) != tmp.end()){ tmp.erase(tmp.find(i)); } } for(auto i = tmp.begin(); i != tmp.end(); ++i){ idx[fr^*i] += (1<<j); ++i; } } vector<int> ans(n, 0); for(auto pr:idx){ ans[pr.second-1] = pr.first; } ans [0] =fr; return ans; } int main() { assert(scanf("%d", &n) == 1); assert(1 <= n && n <= MAX_VALUE_OF_N); for (int i = 1; i <= n; i++) { int x; assert(scanf("%d", &x) == 1); assert(x >= 0 && x <= 1000 * 1000 * 1000); a.push_back(x); } vector<int> participant_solution = guess(n); if (participant_solution.size() != n) { wrong_answer("-1"); } printf("%d\n", n); for (auto i: participant_solution) { printf("%d ", i); } printf("\n"); printf("%d\n", numberOfQueries); return 0; }

컴파일 시 표준 에러 (stderr) 메시지

Xoractive.cpp: In function 'void {anonymous}::wrong_answer(const char*)':
Xoractive.cpp:13:19: warning: format not a string literal and no format arguments [-Wformat-security]
   13 |         printf(MSG);
      |                   ^
Xoractive.cpp: In function 'std::vector<int> get_pairwise_xor(std::vector<int>)':
Xoractive.cpp:38:47: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   38 |     if (positions.empty() || positions.size() > n) {
      |                              ~~~~~~~~~~~~~~~~~^~~
Xoractive.cpp:45:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   45 |     for (int i = 1; i < positions.size(); i++) {
      |                     ~~^~~~~~~~~~~~~~~~~~
Xoractive.cpp:51:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   51 |     for (int i = 0; i < positions.size(); i++) {
      |                     ~~^~~~~~~~~~~~~~~~~~
Xoractive.cpp:59:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   59 |     for (int i = 0; i < positions.size(); i++) {
      |                     ~~^~~~~~~~~~~~~~~~~~
Xoractive.cpp:60:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   60 |         for (int j = 0; j < positions.size(); j++) {
      |                         ~~^~~~~~~~~~~~~~~~~~
Xoractive.cpp: In function 'int main()':
Xoractive.cpp:137:37: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
  137 |     if (participant_solution.size() != n) {
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
/tmp/ccW02P8I.o: In function `query()':
grader.cpp:(.text+0x30): multiple definition of `query()'
/tmp/cc2FeKdG.o:Xoractive.cpp:(.text+0x20): first defined here
/tmp/ccW02P8I.o: In function `ask(int)':
grader.cpp:(.text+0x60): multiple definition of `ask(int)'
/tmp/cc2FeKdG.o:Xoractive.cpp:(.text+0x50): first defined here
/tmp/ccW02P8I.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/cc2FeKdG.o:Xoractive.cpp:(.text.startup+0x0): first defined here
/tmp/ccW02P8I.o: In function `get_pairwise_xor(std::vector<int, std::allocator<int> >)':
grader.cpp:(.text+0xc0): multiple definition of `get_pairwise_xor(std::vector<int, std::allocator<int> >)'
/tmp/cc2FeKdG.o:Xoractive.cpp:(.text+0x200): first defined here
collect2: error: ld returned 1 exit status