1 files changed, 29 insertions, 0 deletions
diff --git a/ch1/copier.c b/ch1/copier.c
new file mode 100644
index 0000000..eeade8e
--- /dev/null
+++ b/ch1/copier.c
@@ -0,0 +1,29 @@
+#include <stdio.h>
+
+/* Copy input to output; 1st version */
+//main() {
+//    int c; 
+//
+//    c = getchar();
+//    
+//    while (c != EOF) {
+//        putchar(c);
+//        c = getchar();
+//    }
+//}
+
+/* Copy input to output; 2nd version */
+main() {
+    int c;
+
+    while ((c = getchar()) != EOF) {
+        putchar(c);
+    }
+}
+
+//main() {
+//    printf("%d", EOF);
+//    getchar();
+//    printf("%d", getchar());
+//    printf("%d", getchar());
+//}