Answer to Question #41484 in Prolog for ahmed

Question

write a prolog code that accepts input of CGPA from user and determine the level of that CGPA

Answer 1

#include <iostream>
char determineGrade (double CGPA) {
    if ( CGPA  <= 100 && CGPA >= 90 ) {
        return 'A';
    }
    if ( CGPA >=80 && CGPA <=89 ) {
        return 'B';
    }
    if ( CGPA >= 70 && CGPA <= 88 ) {
        return 'C';
    }
    if ( CGPA >=65 && CGPA <= 69 ) {
        return 'D';
    }
    if ( CGPA <= 64 ) {
        return 'F';
    }
}
int main() {
    double CGPA = 0;
    std::cout << "Please input the CGPA in percentage." << std::endl;
    std::cin >> CGPA;
    while ( CGPA < 0 || CGPA > 100 ) {
        std::cout << "Acceptable values are from 0 till 100"  << std::endl;
        std::cin >> CGPA;
    }
    std::cout << "Your grade is " << determineGrade(CGPA) << std::endl;
    return 0;
}