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--- cs_lang:c [2011/07/12 10:47] – [Read a file] cedric
+++ cs_lang:c [2011/07/12 17:11] – [Increment a number] cedric
@@ Line 29: / Line 29: @@
 $ ./hello.out
 Hello World
+</code>
+===== Increment a number =====
+<code c>
+#include "stdio.h"
+char  line[100];
+int   value;
+int main()
+{
+    printf("Enter a value:");
+    fgets(line, sizeof(line), stdin);
+    sscanf(line, "%d", &value);
+    printf("Inc: %d\n", value + 1);
+    return 0;
+}
+</code>
+<code bash>
+$ gcc -Wall test1.c
+cedric@debian:~$ ./a.out
+Enter a value:41
+Inc: 42
+</code>
+==== Equivalent in python ====
+<code python>
+>>> def inc():
+...     value = raw_input("Enter a value:")
+...     print "Inc:", int(value)+1
+...
+>>> inc()
+Enter a value:41
+Inc: 42
 </code>
@@ Line 42: / Line 80: @@
 {
-   char line[80];
+   char line[1024];
    fr = fopen ("./file.txt", "rt");  /* open the file for reading */
@@ Line 55: / Line 93: @@
 </code>
-===== Equivalent in python =====
+==== Equivalent in python ====
 <code python>
 for line in open("./file.txt", "r"):
     print line
 </code>