제출 #3239

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
3239		BothEarRim	쉬운 문제 (GA3_easy)	C++98	컴파일 에러	0 ms	0 KiB

easy

#include <iostream>
#include <iomanip>
#include <cstdio>
#include <string>
#include <cstring>
#include <cstdlib>
#include <cmath>
#include <utility>
#include <locale>
#include <algorithm>
#include <vector>
#include <queue>
#include <stack>
#include <list>
#include <set>
#include <climits>
#include <cfloat>
#define PI acos(0.0) * 2.0
using namespace std;

int N;
vector<int> v;

int CountPair()
{
	int res = 0;

	for(int i=0; i<N-1; i++)
		for(int j=i+1; j<N; j++)
			if(v[j] % v[i] == 0) res++;

	return res;
}

int main() // 쉬운 문제 (GA3_easy)
{
	scanf("%d", &N);
	v.resize(N);

	for(int i=0; i<N; i++) scanf("%d", &v[i]);

	printf("%d\n", CountPair());
 
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

easy.cpp: In function 'int main()':
easy.cpp:37:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
easy.cpp:40:43: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
/tmp/ccZ6K8m4.o: In function `main':
easy.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/cc5BVfCK.o:grader.cpp:(.text.startup+0x0): first defined here
/tmp/cc5BVfCK.o: In function `main':
grader.cpp:(.text.startup+0x97): undefined reference to `CountPair(int, int*)'
collect2: ld returned 1 exit status