atoll: converts *str into a long long int value : atoll « stdlib.h « C / ANSI-C

1. C / ANSI-C
2. stdlib.h
3. atoll

atoll: converts *str into a long long int value

    

//Declaration:  long long int atoll(const char *str); 


    
  


  #include <stdlib.h>
  #include <stdio.h>

  int main(void)
  {
    char num1[80], num2[80];

    printf("Enter first: ");
    gets(num1);
    printf("Enter second: ");
    gets(num2);
    printf("The sum is: %ld.", atoll(num1)+atoll(num2));

    return 0;
  }

         
/*
Enter first: 1
Enter second: 2
The sum is: 3.
*/         

           
       

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