/******************************************************************************
Welcome to GDB Online.
GDB online is an online compiler and debugger tool for C, C++, Python, PHP, Ruby,
C#, VB, Perl, Swift, Prolog, Javascript, Pascal, HTML, CSS, JS
Code, Compile, Run and Debug online from anywhere in world.
*******************************************************************************/
#include <stdio.h>
int main()
{
int a[10],high,low,key=0,mid=0,i;
for(i=0;i<10;i++)
{
scanf("%d",&a[i]);
}
low=0,high=9;
while(low<=high)
{
mid=(low+high)/2;
if(a[mid-1]<a[mid] && a[mid]>a[mid+1])
{ key=mid;
break; }
else if(a[mid-1]>a[mid] && a[mid]>a[mid+1])
high=mid;
else if(a[mid-1]<a[mid] && a[mid]<a[mid+1])
low=mid;
}
printf("index=%d number=%d",key,a[key]);
return 0;
}
