This c program reverse a number given by user.
// C program to reverse a given number
//Author:Sani kamal
//date: 24-08-2017
#include<stdio.h>
int main(){
int num,a ,rev=0;
printf("Enter any integer:\n");
scanf("%d",&num);
while(num>=1){
a=num%10;
rev=rev*10+a;
num=num/10;
}
printf("Reverse:%d",rev);
return 0;
}
Oputput:
Enter any integers:123
Reverse:321
C program to show swap of two number without using third variables
This c program show swap of two number without using third variables.
// C program to show swap of two number without using third variables
//Author:Sani kamal
//date: 24-08-2017
#include<stdio.h>
int main(){
int num1,num2;
printf("Enter the value for num1 and num2:\n");
scanf("%d%d",&num1,&num2);
num1=num1+num2;
num2=num1-num2;
num1=num1-num2;
printf("After swapping the value of num1 and num2:%d %d",num1,num2);
return 0;
}
Output:
Enter the value for num1 and num2:
3
5
After swapping the value of num1 and num2 :5 3
C program to calculate sum of 5 subjects and find percentage
C program to convert temperature degree centigrade to fahrenheit
This C program convert temperature centigrade to fahrenheit scale.
// C program to convert temperature centigrade to fahrenheit
//Author: Sani Kamal
#include<stdio.h>
int main(){
float c,f;
printf("Enter Temperature in centigrade:\n");
scanf("%f",&c);
f=9/5.0*c+32; //formula to convert centigrade to fahrenheit
printf("Temperature in fahrenheit is:%f",f);
return 0;
}
Output:
Enter Temperature in centigrade:
14
Temperature in fahrenheit is: 57.200001
C program to return absolute value like abs() function.
The program need one user input.
// C program to return absolute value like abs() function
//Author: Sani Kamal
#include<stdio.h>
int main(){
int user_abs(int);
int n;
printf("Enter a +VE/-VE number:\n");
scanf("%d",&n);
int result=user_abs(n);
printf("Absolute Value is:%d",result);
return 0;
}
// function to finding absolute value
user_abs(int x){
if(x<0)
return (x*-1);
return x;
}
Output:
Enter +VE/-VE number: -19
Absolute value is: 19
//C program to find sum of two numbers.
#include<stdio.h>
int main(){
int num1,num2,sum;
printf("Enter two number:\n");
scanf("%d%d",&num1,&num2);
sum=num1+num2;
printf("Summation is:%d",sum);
return 0;
}
Output:
Enter two number:
34
5
Summation is:39
hellotech 