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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. /** argc: 引数の個数、argv[0]：プログラム名、argv[1]～argv[n]：実数 **/
  5. int main( int argc, char *argv[] )
  6. {
  7. 	int	i;
  8. 	double	d = 0.0;
  9.  
  10. 	if (argc < 2) {
  11. 		printf("使用法: ./prog 得点 [..]\n");
  12. 		return 1;
  13. 	}
  14. 	for (i = 1; i < argc; i++) {
  15. 		d += atof( argv[i] );
  16. 	}
  17. 	printf("平均値=%f\n", d / (argc - 1));
  18. 	return(0);
  19. }
  20.  
Runtime error #stdin #stdout 0.01s 1720KB
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Standard input is empty
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使用法: ./prog 得点 [..]
https://ideone.com/Qzdfl
language:
C (gcc 8.3)
created:
12 years ago
visibility:
public

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