Differences

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--- cplusplus:c_examples [2019/04/23 01:31] – [File access] mithat
+++ cplusplus:c_examples [2020/12/07 02:40] (current) – [C Examples] mithat
@@ Line 1: / Line 1: @@
 ====== C Examples ======
-adapted from \\
+Mithat Konar \\
-**Differences Between C and C++** \\
+Derived from //**Differences Between C and C++**// by Robert Niemann \\
-by Robert Niemann (Century College) \\
+-05-03
-/22/2015
 ===== Input/output =====
   * [[http://www.cplusplus.com/reference/cstdio/printf/ | printf() reference]]
-  * [[http://www.cplusplus.com/reference/cstdio/sprintf/ | scanf() reference]]
+  * [[http://www.cplusplus.com/reference/cstdio/scanf/ | scanf() reference]]
+<file c example00.c>
+/* Basic printf use. */
+#include <stdio.h>
+int main()
+{
+  int numSpoons = 5;
+  printf( "I have %d spoons.\n", numSpoons );
+  return 0;
+}
+</file>
 <file c example01.c>
+/* Basic scanf use. */
 #include <stdio.h>
@@ Line 19: / Line 34: @@
     printf( "Please enter a number: " );
     scanf( "%d", &num );
-    printf( "You entered %d", num );
+    printf( "You entered %d\n", num );
     return 0;
@@ Line 26: / Line 41: @@
 <file c example02.c>
+/* Common I/O format specifiers. */
 #include <stdio.h>
@@ Line 42: / Line 58: @@
 <file c example03.c>
+/* More I/O format specifiers. */
 #include <stdio.h>
@@ Line 94: / Line 111: @@
 {
     FILE *ptr_file;
-    char buf[1000];
+    char buf[1000];    /* can store strings up to 999 chars long */
     ptr_file = fopen("input.txt","r");