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  1. #include <stdio.h>
  2. #include <math.h>
  3.  
  4. int main(void) {
  5. 	float f = 1.10;
  6. 	float truncado = (f - trunc(f)) * 10;
  7. 	printf("Truncado: %f\n", truncado);
  8. 	float mod = fmodf(truncado, 1.0f);
  9. 	printf("Mod: %f\n", mod);
  10. 	if (mod != 0){
  11. 		printf("%.2f", f);
  12. 	}
  13. 	else{
  14. 		printf("%.1f", f);
  15. 	}
  16. 	return 0;
  17. }
  18.  
Success #stdin #stdout 0s 9432KB
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stdin
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Standard input is empty
stdout
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Truncado: 1.000000
Mod: 0.000000
1.10
https://ideone.com/PI1xQn
language:
C (gcc 8.3)
created:
6 years ago
visibility:
public

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