#include <stdio.h>
 
struct student{
	int rollno;
	char full_name[20];
	char address[50];
	char birthmark[50];
};
 
 
int main(void){
	struct student var;
 
	printf("rollno : ");   scanf("%d", &var.rollno);scanf("%*[^\n]");scanf("%*c");
	printf("name : ");     scanf("%19[^\n]%*c", var.full_name);
	printf("address : ");  scanf("%49[^\n]%*c", var.address);
	printf("birthmark : ");scanf("%49[^\n]%*c", var.birthmark);
 
	printf("\n%d,'%s','%s','%s'\n", var.rollno, var.full_name, var.address, var.birthmark);
	return 0;
}

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6
john snow
winterfell of north
swords wound all over