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  1. #include <stdio.h>
  2. #include <math.h>
  3. int main(void) {
  4.  
  5. 	int i,j;
  6. 	char shape[10];
  7.  
  8. 		printf("enter shape to print\n");
  9. 		scanf("%s", &shape[10]);
  10.  
  11. 		//square
  12. 		//vertical 0 to 5
  13. 		for(i=0;i<5;i++){
  14.  
  15. 			//horizontal 0 to 5
  16. 			for(j=0;j<5;j++){
  17.  
  18. 			printf(" * ");
  19. 		}
  20.  
  21. 		printf("\n");
  22. 	}
  23.  
  24. 	//right triangle
  25. 	for(i=0;i<5;i++){
  26. 		for(j=0;j<i;j++){
  27. 			printf(" * ");
  28. 		}
  29. 		printf("\n");
  30. 	}
  31. 	//diagonal
  32. 	for(i=0;i<=5;i++){
  33. 		for(j=0;j<=5;j++){
  34. 			if(i==j)
  35. 				printf("*");
  36. 			else
  37. 				printf(" ");
  38. 		}
  39. 		printf("\n");
  40. 	}
  41. 	//equalatteral triangle
  42. 	for(i=1;i<=6;i++){
  43.  
  44. 	for(j=i;j<6;j++){
  45. 		printf(" ");
  46. 	}
  47.  
  48. 	for(j=1;j<= (2 * i - 1);j++){
  49. 		printf("*");
  50. 	}
  51.  
  52. 	printf("\n");
  53. }
  54. 	//circle
  55. 	float dist; 
  56. 	int radius = 6;
  57.  
  58. 	//vertical i from 0 to diameter
  59. 	for (int i = 0; i <= 2 * radius; i++) { 
  60.  
  61. 		//horizontal i from 0 to diameter = 2 * radius
  62. 		for (int j = 0; j <= 2 * radius; j++) { 
  63.  
  64.     	//formula for dist. i = x, j = y
  65.     	dist = sqrt((i - radius) * (i - radius) + (j - radius) * (j - radius)); 
  66.     	//print * when dist is 
  67.     	if (dist > radius - 0.5 && dist < radius + 0.5)  
  68.     	printf(" *");
  69.     	else 
  70.         printf("  ");       
  71.     }
  72.  
  73.     printf("\n"); 
  74.   }
  75.  
  76. 	return 0;
  77. }
  78.  
Success #stdin #stdout 0s 9424KB
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stdin
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Standard input is empty
stdout
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enter shape to print
 *  *  *  *  * 
 *  *  *  *  * 
 *  *  *  *  * 
 *  *  *  *  * 
 *  *  *  *  * 

 * 
 *  * 
 *  *  * 
 *  *  *  * 
*     
 *    
  *   
   *  
    * 
     *
     *
    ***
   *****
  *******
 *********
***********
         * * * * *        
     * *           * *    
   * *               * *  
   *                   *  
 *                       *
 *                       *
 *                       *
 *                       *
 *                       *
   *                   *  
   * *               * *  
     * *           * *    
         * * * * *
https://ideone.com/IDgeSX
language:
C (gcc 8.3)
created:
5 years ago
visibility:
public

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