Input
Output
#include<stdio.h> #include <string.h> union student { int id; char name[50]; float mark1; }s; void main( ) { s.id=101; printf( "Student 1 id : %d\n", s.id); strcpy(s.name, "Arunkumar"); printf( "Student 1 name : %s\n", s.name); s.mark1=89; printf( "Student 1 mark1 : %f\n", s.mark1); }