-     #include <stdio.h> 
-     void line(char s, int w, char b, char e) 
-     { 
-     } 
-   
-     int main(void) { 
-     	int width  = 10; 
-     	int height =  6; 
-     	    width -=  2; 
-             height-=  2; 
-                             { line('+', width, '-', '+'); } 
-     	while(height --> 0)	{ line('|', width, ' ', '|'); } 
-                             { line('+', width, '-', '+'); } 
-     	return 0; 
-     } 
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