View Code of Problem 61

#include <stdio.h>
int main(){
	int t,n,a[1000],i,j,max,temp;
	scanf("%d",&t);
	while(t--){
		scanf("%d",&n);
		for(i=0;i<n;i++)
		scanf("%d",&a[i]);
		for(i=0;i<n;i++){
			for(j=i;j<n;j++){
				if(a[i]>a[j]){
					temp=a[i];
					a[i]=a[j];
					a[j]=temp;
				}
			}
		}
		max=a[0];
		for(i=0;i<n;i++)
		if(max<a[i]*(i+1))
		max=a[i]*(i+1);
		pprintf("%d\n",max);
	}
}
/*
Main.c: In function 'main':
Main.c:22:3: warning: implicit declaration of function 'pprintf' [-Wimplicit-function-declaration]
   pprintf("%d\n",max);
   ^
/tmp/ccMDUeEi.o: In function `main':
Main.c:(.text+0x152): undefined reference to `pprintf'
collect2: error: ld returned 1 exit status
*/