Submission #7047

#	Time	Username	Problem	Language	Result	Execution time	Memory
7047		moonrabbit2	최댓값 (tutorial2)	C++98	Compilation error	0 ms	0 KiB

tutorial2

#include <cstdio>
#include <algorithm>
int main()
{
    int n,a,i,nmax=-1;
    scanf("%d",&n);
    for(i=0;i<n;i++){
        scanf("%d",&a);
        nmax=std::max(nmax,a);
    }
    printf("%d",nmax);
    return 0;
}

Compilation message (stderr)

tutorial2.cpp: In function 'int main()':
tutorial2.cpp:6:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
tutorial2.cpp:8:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
/tmp/cc6XVFuW.o: In function `main':
tutorial2.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccLZM6d0.o:grader.cpp:(.text.startup+0x0): first defined here
/tmp/ccLZM6d0.o: In function `main':
grader.cpp:(.text.startup+0x97): undefined reference to `GetMax(int, int*)'
collect2: ld returned 1 exit status