01: // numeri a virgola mobile e approssimazioni 
02: #include<stdio.h>
03: #include<stdlib.h>
04: 
05: int main(int argc, char **argv){
06: 
07:   float a = 0.1;
08:   printf("a = %f\n", a);
09: 
10:   for(int i = 0; i < 40; ++i)
11:   {
12:     a = a + 0.1;
13:     printf("%2d: a = %f\n", i+1, a);
14:   }
15: 
16: 
17:   return 0;
18: }
19: 
20: