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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.     printf("%.20f",a);
  10.     return 0;
  11. }
  12.  
Success #stdin #stdout 0.01s 5288KB
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stdin
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0.1,7,4,5
stdout
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0.10000000149011611938
https://ideone.com/OfSlLh
language:
C (gcc 8.3)
created:
14 hours ago
visibility:
public

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