2.5 basic training to find integer
#include<stdio.h>
int main()
{
int n,num[100],num1,i,flag=0;
scanf("%d",&n);
for(i=0;i<n;i++)
{
scanf("%d",&num[i]);
}
scanf("%d",&num1);
for(i=0;i<n;i++)
{
if(num[i]==num1)
{
flag=1;
break;
}
}
if(flag==0)
printf("-1\n");
else
printf("%d\n",i+1);
return 0;
}