Addition of Two No in C.

By Shakib Ansari | Date: Sun, Mar 23, 2025

Addition ek arithmetic operation hai jisme hum two ya more than two numbers ko add karte hain. C language me ye operation + (Plus Operator) ki help se kiya jata hai. + operator numbers ka sum calculate karke ek returned value deta hai, jise hum print kara sakte hain.

Is blog me hum addition ka process samjhenge aur static aur dynamic values ke sath C programs likhenge.

Process Of Addition

Addition ka process simple hai:

  1. Variables Declare Karna: Jitne numbers ko add karna ho, utne variables declare karenge. Example ke liye, agar hume two numbers ka addition karna hai to do variables declare karenge.
  2. Values Assign Karna: Values statically (directly) assign kar sakte hain ya dynamically (user input se) le sakte hain.
  3. Addition Perform Karna: + operator ki help se values ka sum calculate karenge.
  4. Result Store Karna: Sum ko ek third variable me store karenge.
  5. Output Print Karna: printf() function ki madad se result print kar denge


C Code With Static Values.

Isme hum pehle se defined numbers ka sum calculate karenge

#include<stdio.h>
int main(){
     int num1 = 10, num2 = 20;
     int sum;
     sum = num1 + num2;
     printf("Sum = %d", sum);
     return 0;
}
Output : Sum = 30

Code Explanation:

  1. #include<stdio.h> – Standard I/O header file jo printf() aur scanf() functions ko support karti hai.
  2. int main() – Program ka entry point hai jahan se execution start hoti hai.
  3. int num1 = 10, num2 = 20; – Two variables declare kiye aur unhe static values assign ki.
  4. sum = num1 + num2; – Addition operation perform kiya aur sum ko store kiya.
  5. printf("Sum = %d", sum); – Output display kiya.
  6. return 0; – Program successfully terminate ho gaya.


C Code With Dynamic Values

Isme user se values input lekar addition perform karenge.

#include<stdio.h>
int main(){
     int num1, num2, sum;
     printf("Enter two variables :");
     scanf("%d %d", &num1, &num2);
     sum = num1 + num2;
     prinft("Sum = %d", sum);
     return 0;
}
Output:
Enter two variables : 30 40
Sum = 70

Code Explanation:

  1. int num1, num2, sum; – Three variables declare kiye.
  2. printf("Enter two numbers: "); – User se input lene ke liye message print kiya.
  3. scanf("%d %d", &num1, &num2); – User se two integers input lene ke liye scanf() ka use kiya.
  4. sum = num1 + num2; – Addition operation perform kiya aur result store kiya.
  5. printf("Sum = %d", sum); – Sum ko output ki tarah print kiya.
  6. return 0; – Program successfully execute ho gaya.

Conclusion

  1. C language me addition ek basic operation hai jo + operator ka use karke kiya jata hai.
  2. Hum static values ya dynamic user input ke sath addition perform kar sakte hain.
  3. printf() aur scanf() functions ka use karke hum user-friendly programs likh sakte hain.
About the Author

Hi, I'm Shakib Ansari, Founder and CEO of BeyondMan. I'm a highly adaptive developer who quickly learns new programming languages and delivers innovative solutions with passion and precision.

Shakib Ansari
Programming

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