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  1. #include <stdio.h>
  2. #include <math.h>
  3. int main(void) {
  4. 	// your code goes here
  5. double a,b;
  6. scanf("%lf",&a);
  7. b = sqrt(a);
  8. printf("a的平方根是%f",b);
  9. 	return 0;
  10. }
  11.  
Success #stdin #stdout 0s 5320KB
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a的平方根是2.449490
https://ideone.com/3paykm
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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