testCast

#include <stdio.h>
#include <limits.h>
#include <float.h>

int main(void) {
 printf("FLT_MAX = %f\n", FLT_MAX);

 printf("INT_MAX    = %d\n", INT_MAX);
 printf("(float)INT_MAX = %f\n", (float)INT_MAX);
 printf("(double)INT_MAX = %f\n", (double)INT_MAX);
 printf("INT_MIN    = %d\n", INT_MIN);
 printf("(float)INT_MIN = %f\n", (float)INT_MIN);



 printf("\n====other values close to INT_MIN INT_MAX====\n");
 printf("INT_MAX-1    = %d\n", (INT_MAX-1));
 printf("(float)INT_MAX-1 = %f\n", (float)(INT_MAX-1));
 printf("INT_MIN+1    = %d\n", (INT_MIN+1));
 printf("(float)INT_MIN+1 = %f\n\n", (float)(INT_MIN+1));

 printf("INT_MAX-2     = %d\n", (INT_MAX-2));
 printf("(float)INT_MAX-2  = %f\n", (float)(INT_MAX-2));
 printf("INT_MAX-10        = %d\n", (INT_MAX-10));
 printf("(float)INT_MAX-10 = %f\n\n", (float)(INT_MAX-10));


 printf("INT_MAX-100         = %d\n", (INT_MAX-100));
 printf("(float)INT_MAX-100  = %f\n", (float)(INT_MAX-100));
 printf("INT_MAX-1000        = %d\n", (INT_MAX-1000));
 printf("(float)INT_MAX-1000 = %f\n\n", (float)(INT_MAX-1000));

 printf("(float)1.234.567.809 = %f\n", (float)1234567809);
 printf("(float)1.234.567.800 = %f\n", (float)1234567800);
 printf("(float)1.000.000.005 = %f\n", (float)1000000005);
 printf("(float)800.000.003   = %f\n", (float)800000003);
 printf("(float)500.000.007   = %f\n", (float)500000007);
 printf("(float)100.000.009   = %f\n", (float)100000009);
}