27 lines
771 B
C++
27 lines
771 B
C++
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// Program to convert Decimal to Binary
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// Negative numbers are expressed here as Signed magnitude representation
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// Executable link: https://ide.geeksforgeeks.org/Cubhhp1jIl
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#include <iostream>
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using namespace std;
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// Trap: Remember the limit of int in C++
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// if a binary of a number exceed the limit of int, it will overflow
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// Tip: Use long long (and unsigned long long) instead
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unsigned long long decimalToBinary (int decimal_number) {
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if (decimal_number == 0)
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return 0;
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else
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return (decimal_number%2 + 10*decimalToBinary(decimal_number/2));
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}
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int main() {
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int numb = 5;
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int signed_bit = 0;
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if(numb < 0)
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signed_bit = 1;
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cout << "Binary of " << numb << " is " << signed_bit << decimalToBinary(numb);
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return 0;
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}
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