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  1. #include <stdio.h>
  2.  
  3. void useSignedNumbers();
  4. void useUnsignedNumbers();
  5.  
  6. int main()
  7. {
  8.     printf("--------- signed -----------");
  9.     useSignedNumbers();
  10.     printf("\n");
  11.     printf("-------- unsigned: ---------");
  12.     useUnsignedNumbers();
  13.     return 0;
  14. }
  15.  
  16. void useSignedNumbers() {
  17.     int byte_1 = 165;
  18.     int byte_2 = 200;
  19.  
  20.     printf("\n%i", byte_1);
  21.     printf("\n%i", byte_2);
  22.  
  23.     byte_1 = ~byte_1;
  24.     byte_2 = byte_2 >> 3;
  25.  
  26.     printf("\n%i", byte_1);
  27.     printf("\n%i", byte_2);
  28.  
  29.     if ((byte_1 > 200) & (byte_2 < 180)) {
  30.         printf("\ntrue");
  31.     }
  32.     else {
  33.         printf("\nfalse");
  34.     }
  35.  
  36.     if ((byte_1 < 200) | (byte_2 > 180)) {
  37.         printf("\ntrue");
  38.     }
  39.     else {
  40.         printf("\nfalse");
  41.     }
  42.  
  43.     if ((byte_1 < 200) ^ (byte_2 > 180)) {
  44.         printf("\ntrue");
  45.     }
  46.     else {
  47.         printf("\nfalse");
  48.     }
  49. }
  50.  
  51. void useUnsignedNumbers() {
  52.     unsigned int byte_1 = 165;
  53.     unsigned int byte_2 = 200;
  54.  
  55.     printf("%u", byte_1);
  56.     printf("\n%u", byte_2);
  57.  
  58.     byte_1 = ~byte_1;
  59.     byte_2 = byte_2 >> 3;
  60.  
  61.     printf("\n%u", byte_1);
  62.     printf("\n%u", byte_2);
  63.  
  64.     if ((byte_1 > 200) & (byte_2 < 180)) {
  65.         printf("\ntrue");
  66.     }
  67.     else {
  68.         printf("\nfalse");
  69.     }
  70.  
  71.     if ((byte_1 < 200) | (byte_2 > 180)) {
  72.         printf("\ntrue");
  73.     }
  74.     else {
  75.         printf("\nfalse");
  76.     }
  77.  
  78.     if ((byte_1 < 200) ^ (byte_2 > 180)) {
  79.         printf("\ntrue");
  80.     }
  81.     else {
  82.         printf("\nfalse");
  83.     }
  84. }
Success #stdin #stdout 0s 4284KB
comments (?)
stdin 
Standard input is empty
stdout 
--------- signed -----------
165
200
-166
25
false
true
true
-------- unsigned: ---------165
200
4294967130
25
true
false
false
https://ideone.com/JIwgwd
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

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