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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("%f的平方根是%f",a,b);
  9. 	return 0;
  10. }
  11.  
Success #stdin #stdout 0.01s 5320KB
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5
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5.000000的平方根是2.236068
https://ideone.com/WUAi9d
language:
C (gcc 8.3)
created:
23 hours ago
visibility:
public

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