Simple Salary App in C-Language

#include<stdio.h> #include<conio.h> #include<stdlib.h> main(){ float basic_salary, medical, fuel, house_rent, gross_salary, income_tax, income_tax1, net_salary, net_salary1; system("color 97"); printf("\n\n------------- SALARY APP -------------------"); printf("\n\n Enter Your Basic Income : Rs. "); scanf("%f" , &basic_salary); system("cls"); medical = 50000; fuel = 10000; house_rent = 30000; gross_salary = basic_salary + medical + fuel + house_rent; income_tax = gross_salary * 5/100; income_tax1 = basic_salary * 5/100; net_salary = gross_salary - income_tax; net_salary1 = basic_salary - income_tax1; printf("\n\n--------------- SALARY APP -------------------"); printf("\n\n----------------- Details --------------------"); printf("\n\n Your Basic Income : Rs.%.2f" , basic_salary); if(basic_salary >= 200000){ printf("\n\n Your Medical Allowance: Rs.%.2f" , medical); printf("\n\n Your Fuel Allowance : Rs.%.2f" , fuel); printf("\n\n Your House Rent : Rs.%.2f" , house_rent); printf("\n\n Gross Salary : Rs.%.2f" , gross_salary); printf("\n\n Income-Tax : Rs.%.2f" , income_tax); printf("\n\n ----------------------------------------------"); printf("\n Your Net Salary : Rs.%.2f" , net_salary); printf("\n ----------------------------------------------"); } else{ printf("\n\n Your Medical Allowance: nil"); printf("\n\n Your Fuel Allowance : nil"); printf("\n\n Your House Rent : nil"); printf("\n\n Gross Salary : Rs.%.2f" , basic_salary); printf("\n\n Income-Tax : Rs.%.2f" , income_tax1); printf("\n\n ----------------------------------------------"); printf("\n Your Net Salary : Rs.%.2f" , net_salary1); printf("\n ----------------------------------------------"); } getch(); return(0); }