Submission #14799

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
14799	2015-06-26T07:33:39 Z	aloshipda	최댓값 (tutorial2)	C++	Compilation error	0 ms	0 KB

tutorial2

#include <cstdio>
#include <algorithm>
#include <vector>
using namespace std;
int main()
{
 	int n;
  	vector<int> v;
  	scanf("%d",&n);
  for(int i=0;i<n;++i){
   	int a;
    scanf("%d",&a);
    v.push_back(a);
  }
  sort(v.rbegin(),v.rend());
  printf("%d",v[0]);
  return 0;
  
}

Compilation message

tutorial2.cpp: In function ‘int main()’:
tutorial2.cpp:9:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d",&n);
                  ^
tutorial2.cpp:12:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&a);
                   ^
/tmp/ccNmjeC8.o: In function `main':
tutorial2.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccnHtveg.o:grader.cpp:(.text.startup+0x0): first defined here
/tmp/ccnHtveg.o: In function `main':
grader.cpp:(.text.startup+0x97): undefined reference to `GetMax(int, int*)'
collect2: error: ld returned 1 exit status