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  1. #include  <stdio.h>
  2. #include  <stdlib.h>
  3. #include  <math.h>
  4. #define   EPS 1e-6
  5. int main(void)
  6. {
  7. float  a, b, c, disc, p, q,a1;
  8. scanf("%f,%f,%f", &a, &b, &c);
  9. a1=fabs(a);
  10. printf("%f的绝对值是:%f\n",a,a1);
  11. //输出b,c的绝对值;
  12. printf("%f的绝对值是:%f\n",b,fabs(b));
  13. printf("%f的绝对值是:%f\n",c,fabs(c));
  14.    return 0;
  15. }
  16.  
Success #stdin #stdout 0s 5300KB
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stdin
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-1.5,3,4
stdout
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-1.500000的绝对值是:1.500000
3.000000的绝对值是:3.000000
4.000000的绝对值是:4.000000
https://ideone.com/JyxDhU
language:
C (gcc 8.3)
created:
7 days ago
visibility:
public

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