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fizzbuzz.c
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| #include <stdio.h> | |
| #include <string.h> | |
| #include <stdlib.h> | |
| char * | |
| itoa ( | |
| int value , | |
| char * | |
| result ), | |
| charlist [ | |
| 10 ]; | |
| int main ( | |
| void ){ | |
| unsigned int i , | |
| max ; | |
| char * | |
| c ; | |
| for ( | |
| i = | |
| 0 ; | |
| i < | |
| 10 ; | |
| i ++){ | |
| charlist [ | |
| i ]= | |
| 48 + | |
| i ;} | |
| max = | |
| 100 ; | |
| c = | |
| malloc ( | |
| sizeof ( | |
| char )*( | |
| max % | |
| 10 )); | |
| for ( | |
| i = | |
| 1 ; | |
| i <= | |
| max ; | |
| i ++){ | |
| if ( | |
| i % | |
| 15 == | |
| 0 ){ | |
| fputc ( | |
| 70 , | |
| stdout ); | |
| fputc ( | |
| 105 , | |
| stdout ); | |
| fputc ( | |
| 122 , | |
| stdout ); | |
| fputc ( | |
| 122 , | |
| stdout ); | |
| fputc ( | |
| 66 , | |
| stdout ); | |
| fputc ( | |
| 117 , | |
| stdout ); | |
| fputc ( | |
| 122 , | |
| stdout ); | |
| fputc ( | |
| 122 , | |
| stdout );} | |
| else if ( | |
| i % | |
| 3 == | |
| 0 ){ | |
| fputc ( | |
| 70 , | |
| stdout ); | |
| fputc ( | |
| 105 , | |
| stdout ); | |
| fputc ( | |
| 122 , | |
| stdout ); | |
| fputc ( | |
| 122 , | |
| stdout );} | |
| else if ( | |
| i % | |
| 5 == | |
| 0 ){ | |
| fputc ( | |
| 66 , | |
| stdout ); | |
| fputc ( | |
| 117 , | |
| stdout ); | |
| fputc ( | |
| 122 , | |
| stdout ); | |
| fputc ( | |
| 122 , | |
| stdout );} | |
| else { | |
| itoa ( | |
| i , | |
| c ); | |
| fwrite ( | |
| c , | |
| sizeof ( | |
| char ), | |
| strlen ( | |
| c ), | |
| stdout );} | |
| fputc ( | |
| 10 , | |
| stdout );} | |
| return 0 ;} | |
| char * | |
| itoa ( | |
| int value , | |
| char * | |
| result ){ | |
| char * | |
| ptr ,* | |
| ptr1 , | |
| tempchar ; | |
| ptr = | |
| result ; | |
| ptr1 = | |
| result ; | |
| int tempvalue ; | |
| do { | |
| tempvalue = | |
| value ; | |
| value /= | |
| 10 ;* | |
| ptr ++= | |
| charlist [( | |
| tempvalue - | |
| value * | |
| 10 )];} | |
| while ( | |
| value );* | |
| ptr --= | |
| 0 ; | |
| while ( | |
| ptr1 < | |
| ptr ){ | |
| tempchar =* | |
| ptr ;* | |
| ptr --=* | |
| ptr1 ;* | |
| ptr1 ++= | |
| tempchar ;} | |
| return result ;} |
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