Skip to content

Write program in C #121

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
DinahLin wants to merge 2 commits into
base: master
Choose a base branch
from
Open

Write program in C #121

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
72a7791
first commit
DinahLin Nov 17, 2018
3f2a60c
first commit
DinahLin Dec 2, 2018
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
63 changes: 63 additions & 0 deletions programs/C/calculator.c
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,63 @@
// add a program for a calculator(+, -, *, /) in C
#include<stdio.h>
void Input(){
printf("Type number to choose the algorithm\n");
printf( " 1. + \n 2. - \n 3. *\n 4. / \n 5.Exit\n InputNum: ");
}
int main()
{
int InputNum=0;
float a=0;
float b=0;
float result=0;
do{
Input();
scanf("%d", &InputNum);
switch(InputNum){
case(1):
printf("Enter First Number: ");
scanf("%f", &a);
printf("Enter Second Number: ");
scanf("%f", &b);
result = a + b;
printf("%.2f + %.2f = %.2f\n",a , b, result);
break;
case(2):
printf("Enter First Number: ");
scanf("%f", &a);
printf("Enter Second Number: ");
scanf("%f", &b);
result = a - b;
printf("%.2f - %.2f = %.2f\n",a ,b, result);
break;
case(3):
printf("Enter First Number: ");
scanf("%f", &a);
printf("Enter Second Number: ");
scanf("%f", &b);
result = a * b;
printf("%.2f * %.2f = %.2f\n",a ,b, result);
break;
case(4):
printf("Enter Dividend: ");
scanf("%f", &a);
printf("Enter Divisor: ");
scanf("%f", &b);
if (b == 0){
printf("Please check the divisor that can not be zero.\n");
}
else{
result = a / b;
printf("%.2f / %.2f = %.2f\n",a ,b, result);
}
break;
case(5):
printf("Thank you for using code !!\n");
break;
default:
printf("Invalid number, please choose again.\n");
}
}while(InputNum);
return 0;
}