Created
November 14, 2014 17:53
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It actually prints out the binaries of double numbers
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#include <cstdlib> | |
#include <cstdio> | |
#include <iostream> | |
// Last one is for cin.ignore() | |
using namespace std; | |
typedef enum binDigPlaces { | |
b1 = 0x01, | |
b2 = 0x02, | |
b3 = 0x04, | |
b4 = 0x08, | |
b5 = 0x10, | |
b6 = 0x20, | |
b7 = 0x40, | |
b8 = 0x80, | |
} binPlaces; | |
void printByte(char m); | |
void printDouble(double n); | |
int main(void) { | |
printf("%d\n", sizeof(char)); | |
printf("%d\n", b1 | b2 | b3 | b4 | b5 | b6 | b7 | b8); | |
printByte('f'); printf("\n"); | |
double number = 5787.355352; | |
printf("%f\n\n", number); | |
char* pointer = (char*)&number; | |
printDouble(number); | |
double floating = 0.0; | |
for (int counter = 0; counter < 10; floating = floating + 2.0, ++counter) { | |
pointer = (char*)&floating; | |
printf("%f\n", floating); | |
for (int i = 0; i < sizeof(double); ++i, ++pointer) { | |
printByte(*pointer); printf("\n"); | |
} printf("\n"); | |
} | |
floating = 1.0; | |
printf("1.0"); | |
printDouble(floating); | |
for (int i = 0; i < 10; floating *= 10, ++i) { | |
printf("%f\n", floating); | |
printDouble(floating); | |
} | |
cin.ignore(); | |
} | |
void printDouble(double n) { | |
char* pointer = (char*)&n; | |
for (int i = 0; i < sizeof(double); ++i, ++pointer) { | |
printByte(*pointer); printf("\n"); | |
} printf("\n"); | |
} | |
void printByte(char m) { | |
int range[8] = { b1, b2, b3, b4, b5, b6, b7, b8 }; | |
for (int i = 0; i < 8; ++i) { | |
if (m & range[i]) { | |
printf("1"); | |
} | |
else { | |
printf("0"); | |
} | |
} | |
} |
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