Program to find least common divisor from array of integers [ C ]

Common Divisor

/* Program to Find Least Common divisor from array. http://www.terminalcoders.blogspot.in fb.com/ajithkp560 */ #include <stdio.h> void main() { int n, a[100], t, i, j, x, y=0; printf("Enter limit: "); scanf("%d", &n); printf("Enter %d numbers: ", n); for(i=0;i<n;i++) { scanf("%d", &a[i]); } for(i=0;i<n;i++) { for(j=i+1;j<n;j++) { if(a[i]>a[j]) { t=a[i]; a[i]=a[j]; a[j]=t; } } } for(i=2;i<=a[0];i++) { for(j=0;j<n;j++) { if((a[j]%i)!=0) { y=1; } } if(y!=1) { printf("Common divisor Found: %d\n", i); exit(0); } y=0; } printf("Common divisor Not Found!\n"); }