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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	char str[100];
  5. 	char c;
  6. 	int count=0;
  7.  
  8. 	printf("文字列の入力：");  scanf("%s",str); printf("gefeafa");
  9. 	printf("検索文字の入力："); scanf(" %c",&c); printf("f");
  10.     count=str_count(str,c);	
  11. 	printf("検索文字の数  %d:",count);
  12.  
  13.  
  14. }
  15. 	int str_count(char*str,int c){
  16. 		int count=0;
  17. 		for (int i=0;i<100;i++){
  18.  
  19. 		if(str[i]==c){
  20. 			count++;
  21. 		}
  22. 		}
  23. 	return count;
  24. }
Success #stdin #stdout 0s 5316KB
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stdin
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gefeafa
f
stdout
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文字列の入力：gefeafa検索文字の入力：f検索文字の数  2:
https://ideone.com/aGPT7e
language:
C (gcc 8.3)
created:
1 year ago
visibility:
public

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