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Diffstat (limited to 'reference/C/EXAMPLES/reverse.c')
-rw-r--r-- | reference/C/EXAMPLES/reverse.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/reference/C/EXAMPLES/reverse.c b/reference/C/EXAMPLES/reverse.c new file mode 100644 index 0000000..9532e93 --- /dev/null +++ b/reference/C/EXAMPLES/reverse.c @@ -0,0 +1,30 @@ +/********************************************************************* + * + * Purpose: Reverse characters in a string. + * Author: K&R + * Date: + * + *********************************************************************/ + +void reverse(char s[]); + +main() +{ + char text[80]="martin"; + + printf("string is %s\n", text); + reverse(text); + printf("string is %s\n", text); +} + +void reverse(char s[]) +{ + int c, i, j; + + for (i=0, j=strlen(s)-1; i < j;i++, j--) + { + c = s[i]; + s[i] = s [j]; + s[j] = c; + } +} |