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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. double x,y;
  5. double m,l;
  6. scanf("%lf %lf",&x,&y);
  7. m=x*y;
  8. l=x*2+y*2;
  9. printf("面積は%lf\n",m);
  10. printf("周の長さは%lf\n",l);
  11. 	return 0;
  12. }
  13.  
Success #stdin #stdout 0.01s 5312KB
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1.5 1.5
stdout
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面積は2.250000
周の長さは6.000000
https://ideone.com/h1W8JO
language:
C99 (gcc 8.3)
created:
1 day ago
visibility:
public

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