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  1. #include <stdio.h>
  2.  
  3. void print_array(char arr[], int len) {
  4.     if(len <= 0){
  5.         printf("\n");
  6.         return;
  7.     }
  8.     char output[len*5];
  9.     int i;
  10.     for(i=0;i<len;i++) {
  11.         output[i*5]='0';
  12.         output[i*5+1]='x';
  13.         int upper = (unsigned char)arr[i] / 16;
  14.         int lower = (unsigned char)arr[i] % 16;
  15.         output[i*5+2] = upper < 10?(upper + '0'):(upper-10+'a');
  16.         output[i*5+3] = lower < 10?(lower + '0'):(lower-10+'a');
  17.         output[i*5+4] = ' ';
  18.     }
  19.     output[i*5-1]=0;
  20.     printf("%s\n", output);
  21. }
  22. int main(void) {
  23. 	char n[10]={1, 2, 3, 4, 5, 23, 25, 15, 65, 128};
  24. 	print_array(n, 10);
  25. 	return 0;
  26. }
  27.  
Success #stdin #stdout 0s 9424KB
comments ()
stdin 
Standard input is empty
stdout 
0x01 0x02 0x03 0x04 0x05 0x17 0x19 0x0f 0x41 0x80
https://ideone.com/teWslx
language:
C (gcc 8.3)
created:
6 years ago
visibility:
public

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