Created
June 21, 2018 09:15
-
-
Save rakesh-ideal/13918cf53d22787ba6d5144b2af09e03 to your computer and use it in GitHub Desktop.
Fraction value
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
char *userTextForDouble(double d, char *rval) | |
{ | |
if (d == 0.0) | |
return "0"; | |
// TODO: negative numbers:if (d < 0.0)... | |
if (d >= 1.0) | |
sprintf(rval, "%.0f ", floor(d)); | |
d = d-floor(d); // now only the fractional part is left | |
if (d == 0.0) | |
return rval; | |
if( d < 0.47 ) | |
{ | |
if( d < 0.25 ) | |
{ | |
if( d < 0.16 ) | |
{ | |
if( d < 0.12 ) // Note: fixed from .13 | |
{ | |
if( d < 0.11 ) | |
strcat(rval, "1/10"); // .1 | |
else | |
strcat(rval, "1/9"); // .1111.... | |
} | |
else // d >= .12 | |
{ | |
if( d < 0.14 ) | |
strcat(rval, "1/8"); // .125 | |
else | |
strcat(rval, "1/7"); // .1428... | |
} | |
} | |
else // d >= .16 | |
{ | |
if( d < 0.19 ) | |
{ | |
strcat(rval, "1/6"); // .1666... | |
} | |
else // d > .19 | |
{ | |
if( d < 0.22 ) | |
strcat(rval, "1/5"); // .2 | |
else | |
strcat(rval, "2/9"); // .2222... | |
} | |
} | |
} | |
else // d >= .25 | |
{ | |
if( d < 0.37 ) // Note: fixed from .38 | |
{ | |
if( d < 0.28 ) // Note: fixed from .29 | |
{ | |
strcat(rval, "1/4"); // .25 | |
} | |
else // d >=.28 | |
{ | |
if( d < 0.31 ) | |
strcat(rval, "2/7"); // .2857... | |
else | |
strcat(rval, "1/3"); // .3333... | |
} | |
} | |
else // d >= .37 | |
{ | |
if( d < 0.42 ) // Note: fixed from .43 | |
{ | |
if( d < 0.40 ) | |
strcat(rval, "3/8"); // .375 | |
else | |
strcat(rval, "2/5"); // .4 | |
} | |
else // d >= .42 | |
{ | |
if( d < 0.44 ) | |
strcat(rval, "3/7"); // .4285... | |
else | |
strcat(rval, "4/9"); // .4444... | |
} | |
} | |
} | |
} | |
else | |
{ | |
if( d < 0.71 ) | |
{ | |
if( d < 0.60 ) | |
{ | |
if( d < 0.55 ) // Note: fixed from .56 | |
{ | |
strcat(rval, "1/2"); // .5 | |
} | |
else // d >= .55 | |
{ | |
if( d < 0.57 ) | |
strcat(rval, "5/9"); // .5555... | |
else | |
strcat(rval, "4/7"); // .5714 | |
} | |
} | |
else // d >= .6 | |
{ | |
if( d < 0.62 ) // Note: Fixed from .63 | |
{ | |
strcat(rval, "3/5"); // .6 | |
} | |
else // d >= .62 | |
{ | |
if( d < 0.66 ) | |
strcat(rval, "5/8"); // .625 | |
else | |
strcat(rval, "2/3"); // .6666... | |
} | |
} | |
} | |
else | |
{ | |
if( d < 0.80 ) | |
{ | |
if( d < 0.74 ) | |
{ | |
strcat(rval, "5/7"); // .7142... | |
} | |
else // d >= .74 | |
{ | |
if(d < 0.77 ) // Note: fixed from .78 | |
strcat(rval, "3/4"); // .75 | |
else | |
strcat(rval, "7/9"); // .7777... | |
} | |
} | |
else // d >= .8 | |
{ | |
if( d < 0.85 ) // Note: fixed from .86 | |
{ | |
if( d < 0.83 ) | |
strcat(rval, "4/5"); // .8 | |
else | |
strcat(rval, "5/6"); // .8333... | |
} | |
else // d >= .85 | |
{ | |
if( d < 0.87 ) // Note: fixed from .88 | |
{ | |
strcat(rval, "6/7"); // .8571 | |
} | |
else // d >= .87 | |
{ | |
if( d < 0.88 ) // Note: fixed from .89 | |
{ | |
strcat(rval, "7/8"); // .875 | |
} | |
else // d >= .88 | |
{ | |
if( d < 0.90 ) | |
strcat(rval, "8/9"); // .8888... | |
else | |
strcat(rval, "9/10"); // .9 | |
} | |
} | |
} | |
} | |
} | |
} | |
return rval; | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment