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  1. #include <stdlib.h>
  2. #include <stdio.h>
  3.  
  4. void mydiv(int dividend, int divisor, int* quotient, int* remainder)
  5. {
  6.   *quotient = dividend / divisor;
  7.   *remainder = dividend - *quotient * divisor;
  8. }
  9.  
  10. int testData[][2] =
  11. {
  12.   { +5, +3 },
  13.   { +5, -3 },
  14.   { -5, +3 },
  15.   { -5, -3 },
  16. };
  17.  
  18. int main(void)
  19. {
  20.   unsigned i;
  21.   for (i = 0; i < sizeof(testData)/sizeof(testData[0]); i++)
  22.   {
  23.     div_t res1, res2;
  24.     res1 = div(testData[i][0], testData[i][1]);
  25.     mydiv(testData[i][0], testData[i][1], &res2.quot, &res2.rem);
  26.     printf("%+d/%+d = %+d:%+d %c= %+d:%+d\n",
  27.            testData[i][0], testData[i][1],
  28.            res1.quot, res1.rem,
  29.            "!="[res1.quot == res2.quot && res1.rem == res2.rem],
  30.            res2.quot, res2.rem);
  31.   }
  32.   return 0;
  33. }
  34.  
Success #stdin #stdout 0s 1832KB
comments (?)
stdin
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Standard input is empty
stdout
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+5/+3 = +1:+2 == +1:+2
+5/-3 = -1:+2 == -1:+2
-5/+3 = -1:-2 == -1:-2
-5/-3 = +1:-2 == +1:-2
https://ideone.com/GsnMq8
language:
C99 (gcc 8.3)
created:
11 years ago
visibility:
public

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