C++ programming please i need the code of this homework.. Lecture 7. ELSE IF 1.
ID: 3583966 • Letter: C
Question
C++ programming
please i need the code of this homework..
Lecture 7. ELSE IF
1. example
if (x > 90){
printf("the grade is A ");
} else if (x > 80){
printf("the grade is B ");
} else if (x > 70){
printf("the grade is C ");
} else {
printf("the grade is F ");
}
2. Homework
1) Read a score and display the grade.
Enter a score
77
Your grade is C.
2) Design the following menu system. Your code should display "there is no such menu" if the user selects an illegal menu.
Enter a menu number: rice(1), bread(2), drink(3), noodle(4)
3
You have selected a drink.
Explanation / Answer
#include<iostream>
int main()
{
/// 1 and 2 /////////////
int x;
cout << "Enter value for x";
cin >>x;
if (x > 90){
printf("the grade is A ");
} else if (x > 80 && x <=90){
printf("the grade is B ");
} else if (x > 70 && x <=80){
printf("the grade is C ");
} else {
printf("the grade is F ");
}
////////////////////3 ///////////////
int choice;
cout <<"Enter menu number: rice(1), bread(2), drink(3), noodle(4)";
cin >> choice;
switch (choice)
{
case 1:
cout <<"You have selected rice";
break;
case 2:
cout <<"You have selected bread";
break;
case 3:
cout <<"You have selected drink";
break;
case 4:
cout <<"You have selected noodle";
break;
default:
cout <<"There is no such menu";
}
}
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