From 0887d8f96950a060a122e14ed2981182ff1eb37d Mon Sep 17 00:00:00 2001 From: Nguyễn Gia Phong Date: Sat, 28 Dec 2019 21:16:58 +0700 Subject: [usth/ICT2.1] Algorithm and Data Structures --- usth/ICT2.1/labwork/3/Ex1.c | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 usth/ICT2.1/labwork/3/Ex1.c (limited to 'usth/ICT2.1/labwork/3/Ex1.c') diff --git a/usth/ICT2.1/labwork/3/Ex1.c b/usth/ICT2.1/labwork/3/Ex1.c new file mode 100644 index 0000000..90b3ca5 --- /dev/null +++ b/usth/ICT2.1/labwork/3/Ex1.c @@ -0,0 +1,38 @@ +/* + * Reverse name from stdin. + * This is free and unencumbered software released into the public domain. + */ + +#include +#include +#include + +#include "stack.h" + +int main() +{ + stack *s = mkstack(); + char c, *p; + + while ((c = getchar()) != EOF) { + p = malloc(sizeof(char *)); + *p = isspace(c) ? 32 : c; + stack_push(s, p); + } + + while (!stack_empty(s) && *(char *) stack_top(s) == 32) { + p = stack_pop(s); + free(p); + } + + c = 32; + while (!stack_empty(s)) { + p = stack_pop(s); + putchar(c == 32 ? toupper(c = *p) : tolower(c = *p)); + free(p); + } + + putchar(10); + + return 0; +} -- cgit 1.4.1