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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.  
  5.     int Snum;
  6.     scanf("%d", &Snum);
  7.  
  8.     // 1번째 별표 출력
  9.     for(int LineIdx = 0; LineIdx < Snum; LineIdx ++) {
  10.         for(int BlankIdx = 0; BlankIdx < LineIdx; BlankIdx++) {
  11.             printf(" ");
  12.         }
  13.         for(int StarIdx = 0; StarIdx < 2 * Snum - (2 * LineIdx + 1); StarIdx++) {
  14.             printf("*");
  15.         }
  16.         for(int BlankIdx = 0; BlankIdx < LineIdx; BlankIdx++) {
  17.             printf(" ");
  18.         }
  19.         printf("\n");  
  20.     }            
  21.  
  22.     // 2번째 별표 출력
  23.     for(int LineIdx2 = 1; LineIdx2 < Snum; LineIdx2++) {
  24.         for(int BlankIdx2 = 1; BlankIdx2 < Snum - LineIdx2; BlankIdx2++) {
  25.             printf(" ");
  26.         }
  27.         for(int StarIdx2 = 0; StarIdx2 < 2 * LineIdx2 + 1; StarIdx2++) {
  28.             printf("*");
  29.         }
  30.         printf("\n");  
  31.     }
  32.  
  33.     return 0;
  34. } 
  35.  
Success #stdin #stdout 0.01s 5280KB
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https://ideone.com/MXK31q
language:
C (gcc 8.3)
created:
13 days ago
visibility:
public

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