C tutorial

#include<stdio.h> int main () {   float radius;   printf("Enter a circle radius");   scanf("%f",&radius);     printf("Your answer is %f ",3.14*radius*radius); } Thanks for watching❤❤❤

#include<stdio.h> int main () {    int a,b,c;    printf("enter number");    scanf("%d%d",&a,&b);        c=a+b;    printf("Your addition is :- %d \n ",c);    c=a-b;    printf("your subtraction is:- %d \n ",c);    c=a*b;    printf("your multiplication is :- %d \n",c);    c=a/b;    printf("your dividation is :- %d \n ",c); } Thanks for watching❤❤❤

#include<stdio.h> int main (){    int a,b;    printf("Enter a number");    scanf("%d%d",&a,&b);    printf("Your answer is :-%d",a/b); }

#include<stdio.h> int main (){    int a,b;    printf("Enter a number");    scanf("%d%d",&a,&b);         printf(" your answer is %d",a*b);         }

#include<stdio.h> int main (){      int a,b;     printf("Enter a number");     scanf("%d%d",&a,&b);          printf(" your answer is %d",a-b);     } Thanks for watching  ❤❤

#include<stdio.h> int main (){     int a,b;     printf("Enter a number");     scanf("%d%d",&a,&b);          printf("Your answer :- %d",a+b);     }           Thanks for watching ❤❤