C/stdlib.h/llabs

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Материал из C\C++ эксперт

    
//Declaration:  long long int llabs(long long int num); 
  
  #include <stdlib.h>
  #include <stdio.h>
 
  int main(void){
    char num[80];
    printf("a number:");
    gets(num);
    return llabs(atol(num));
  }
         
/*
a number:2
*/