求大神帮忙看一下哪错了

#include <stdio.h>
#include <stdlib.h>
extern int M=12;
int repeat,N,X,index;
int a[10]={0};
int search(int *list,int n,int x);
int main()
{
printf("%d",M);
int i;
printf("input 1 figure:");
scanf("%d",&repeat);
printf("input 1 figure(max=10,min=1):");
scanf("%d",&N);
printf("intput %d figure:",N);
for(i=0;i<N;i++)
{
scanf("%d",&a[i]);
}
scanf("%d",&X);
if(search(a,N,X)!=-1)
{
printf("index=%d\n",search(a,N,X));
}
else
{
printf("Not find!");
}
getchar();
getchar();
return 0;
}
int search(int *list,int n,int x)
{
int i,j;
for(i=0;i<repeat;i++)
{
for(j=0;j<n;j++)
{
if(list[j]==x)
return index=j;
}
}
return -1;
}