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simplify round()

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This commit is contained in:
Jens Staal 2020-06-15 06:27:45 +02:00
parent 1a97f58c09
commit 1e3bcb176c
1 changed files with 5 additions and 12 deletions
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17
sources/sudoku.c
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@ -25,19 +25,12 @@ NOTE: This program is only made for entertainment porpuses. The puzzles are gene
/* I hope this is approximately right */ /* I hope this is approximately right */
int round(float x) int round(float x)
{ {
int y=(int) x; int y;
int z;
if(x > 0) if(x > 0)
if(x-y > 0.5) y = (int)(x + 0.5); //int will round down, so if the decimal of x is .5 or higher this will round up.
z = (int)(x + 0.5); else if(x < 0)
else y = (int)(x - 0.5); // the same but opposite
z = y; return y;
if(x<0)
if(x-y < -0.5)
z = (int)(x -0.5);
else
z = y;
return z;
} }
#endif #endif