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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <string.h>
  4.  
  5. int main(void) {
  6.     char phone[20];
  7.     printf("Enter phone number in format (555) 555-5555: ");
  8.     fgets(phone, sizeof(phone), stdin);
  9.  
  10.     char *areaCodeStr = strtok(phone, "() -");
  11.     char *first3 = strtok(NULL, "() -");
  12.     char *last4 = strtok(NULL, "() -");
  13.  
  14.     char fullNumberStr[20] = "";
  15.     if (first3 && last4) {
  16.         strcat(fullNumberStr, first3);
  17.         strcat(fullNumberStr, last4);
  18.     }
  19.  
  20.     int areaCode = atoi(areaCodeStr);
  21.     long phoneNumber = atol(fullNumberStr);
  22.  
  23.     printf("Area code (int): %d\n", areaCode);
  24.     printf("Phone number (long): %ld\n", phoneNumber);
  25.  
  26.     return 0;
  27. }
Success #stdin #stdout 0s 5320KB
comments (?)
stdin 
Standard input is empty
stdout 
Enter phone number in format (555) 555-5555: Area code (int): 0
Phone number (long): 0
https://ideone.com/hTtD41
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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