#include<stdio.h>
 
int main() {
 
   int tickets;
   char student;
   float total, discount = 0;
 
    printf("Enter the number of tickets: ");
    scanf ("%d", &tickets);
 
    printf("Are you a student? y/n: ");
    scanf("%d", &student);
 
    total = tickets * 100;
 
    if(tickets > 15) discount += 0.20;
    if(student == 'y' || student == 'Y')
    discount += 0.05; // extra 5%
 
    total = total * (1 - discount);
 
    printf("Tickets:PHP %.2f\n", total);
 
    return 0;
 
 
}

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