#include <stdio.h>
int main() {
char section;
int rollnumber;
char bloodgroup;
printf("Enter student section (a-z): ");
scanf("%c",&section);
printf("Enter student rollnumber(1-9): ");
scanf("%d",&rollnumber);
printf("Enter student bloodgroup (A,B,O):");
scanf("%c",&bloodgroup);
printf("\n---Student information---\n");
printf("Section: %c\n",section);
printf("Rollnumber:%d\n",rollnumber);
printf("Bloodgroup:%c\n",bloodgroup);
return o;
}