Random_array(subeen book-52, problem id: 28)

#include<stdio.h>
int store;
int main()
{
    int arry[20];
    int a,b,c,i,s,sorted;
    //printf("Enter input to test case:");
    scanf("%d",&a);
    while(a--)
    {
      // printf("Enter input to n value:");
        scanf("%d",&b);
        store=b;
        for(s=0;s<b;s++)
        {
            //printf("Enter input to element of arry:");
            scanf("%d",&arry[s]);
        }
                   sorted=1;
              for(s=0;s<store;s++){
                    if(arry[s]<arry[s-1]){
                    sorted=0;
                    break;
                    }
                }
               if(sorted==1)
                    printf("YES\n");
                else
                    printf("NO\n");
              }
    return 0;
}