제출 #858076

#제출 시각아이디문제언어결과실행 시간메모리
858076iulia_morariuBrperm (RMI20_brperm)C++17
0 / 100
3095 ms1840 KiB
#include <bits/stdc++.h> #include <brperm.h> using namespace std; string v; void init ( int n, const char s[] ){ for(int i = 0; i < n; i++) v.push_back( s[i] ); } int transform(int nr, int k){ vector <int> b; while(nr > 0){ b.push_back(nr % 2); nr /= 2; } while(b.size() < k) b.push_back(0); int p = 1; for(int i = b.size() - 1; i >= 0; i--){ nr += p * b[i]; p *= 2; } return nr; } int query ( int it , int k ){ int p = 1; for(int i = 0; i < k; i++) p *= 2; for(int i = it; i < it + p; i++){ int x = transform( i - it, k ); //cout << "i = " << i << " x = " << x << endl; if( v[x] != v[i] ) return 0; } return 1; }

컴파일 시 표준 에러 (stderr) 메시지

brperm.cpp: In function 'int transform(int, int)':
brperm.cpp:17:20: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   17 |     while(b.size() < k) b.push_back(0);
      |           ~~~~~~~~~^~~
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