제출 #204330

#제출 시각아이디문제언어결과실행 시간메모리
204330ADJAArranging Shoes (IOI19_shoes)C++14
컴파일 에러
0 ms0 KiB
#include <iostream> #include <cstdio> #include <cstdlib> #include <vector> #include <set> #include <map> #include <algorithm> #include <bitset> #include <cmath> #include <queue> #include <stack> #include <string> #define sz(x) (int) x.size() #define all(x) x.begin(), x.end() using namespace std; const int MAXN = 105000; long long count_swaps(int S[]) { int result = 0; if (S[0] > 0) { result++; } return result; } int n; int s[MAXN]; int main() { cin >> n; for (int i = 0; i < 2 * n; i++) { scanf("%d", &s[i]); } cout << count_swaps(s) << endl; }

컴파일 시 표준 에러 (stderr) 메시지

shoes.cpp: In function 'int main()':
shoes.cpp:36:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &s[i]);
     ~~~~~^~~~~~~~~~~~~
/tmp/cc5WkQw2.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/cc3JIyhm.o:shoes.cpp:(.text.startup+0x0): first defined here
/tmp/cc5WkQw2.o: In function `main':
grader.cpp:(.text.startup+0x272): undefined reference to `count_swaps(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status