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  1. #include <stdio.h>
  2. #include <stdlib.h> 
  3.  
  4. int main(void) {
  5.     float a = 3;
  6.     int b = 5;
  7.  
  8.     char tmp[10];
  9.     sprintf(tmp, "%fe%d", a, b);
  10.  
  11.     double x = atof(tmp);
  12.     printf("x = %fe%d = %f\n", a, b, x);
  13. 	return 0;
  14. }
  15.  
Success #stdin #stdout 0s 2292KB
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stdin
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Standard input is empty
stdout
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x = 3.000000e5 = 300000.000000
https://ideone.com/NdDcNB
language:
C (gcc 8.3)
created:
12 years ago
visibility:
public

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