#include <stdio.h>
int main(void) {
int a,b,c,d;
//printf("enter the number a,b,c,d");
if (a>b && a>c && a>d)
printf("your greatest number is a %d",a
); else if (b>a && b>c && b>d)
printf("your greatest number is b %d",b
); else if (c>a && c>b && c>d)
printf("your greatest number is c %d",c
); else
printf("your greatest number is d %d",d
);
return 0;
}
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