http://pta.patest.cn/pta/test/13/exam/3/question/461

#include <stdio.h>

#define MAXN 10

int even( int n );
int OddSum( int List[], int N );

int main()
{    
    int List[MAXN], N, i;

    scanf("%d", &N);
    printf("Sum of ( ");
    for ( i=0; i<N; i++ ) {
        scanf("%d", &List[i]);
        if ( even(List[i])==0 )
            printf("%d ", List[i]);
    }
    printf(") = %d\n", OddSum(List, N));
 

   return 0;

}

int even( int n )
{
if(n%2==0)
{
return 1;
}else{
return 0;
}
}


int OddSum( int List[], int N )
{
int i,sum=0;
for(i=0;i<N;i++)
{
if(List[i]%2!=0)
{
sum=sum+List[i];
}
}

return sum;
}