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  1. #include <stdio.h>
  2. // 課題3 実行結果になるように空欄を埋める
  3. void print_number(int n){
  4. 	printf("%-3d", n);
  5. }
  6.  
  7. void print_space(int n){       //半角空白文字をn個出力
  8. 	int i;
  9. 	for(i=0; i<n; i++) printf(" ");
  10. }
  11.  
  12. void print_star(int n){
  13. 	int i;
  14. 	for(i=0; i<n; i++) printf("*");
  15. }
  16.  
  17. void print_triangle(int n){
  18. 	int i;
  19. 	for(i=0; i<n; i++){
  20. 		print_number(i);
  21. 		print_space(n-i);  //半角空白文字は1個ずつ減る
  22. 		print_star(i);
  23.  
  24.  
  25. 		printf("\n");
  26. 	}
  27. }
  28.  
  29. int main(void) {
  30. 	print_triangle(5);
  31.  
  32. 	return 0;
  33. }
  34.  
Success #stdin #stdout 0s 5320KB
comments (?)
stdin 
Standard input is empty
stdout 
0       
1      *
2     **
3    ***
4   ****
https://ideone.com/YymDk8
第1回課題3
language:
C (gcc 8.3)
created:
8 days ago
visibility:
public

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