Created
October 29, 2021 07:43
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#include <bits/stdc++.h> | |
using namespace std; | |
string add_binary(int a, int b) | |
{ | |
int carry = 0; | |
string ans = ""; | |
while (a > 0 && b > 0) | |
{ | |
if (a % 2 == 0 && b % 2 == 0) | |
{ | |
ans.insert(0, to_string(carry)); | |
carry = 0; | |
} | |
else if ((a % 2 == 0 && b % 2 == 1) || (a % 2 == 1 && b % 2 == 0)) | |
{ | |
if (carry) | |
{ | |
ans.insert(0, to_string(0)); | |
carry = 1; | |
} | |
else | |
{ | |
ans.insert(0, to_string(1)); | |
carry = 0; | |
} | |
} | |
else | |
{ | |
ans.insert(0, to_string(carry)); | |
carry = 1; | |
} | |
a /= 10; | |
b /= 10; | |
} | |
while (a > 0) | |
{ | |
if (carry == 1) | |
{ | |
if (a % 2 == 1) | |
{ | |
ans.insert(0, to_string(0)); | |
carry = 1; | |
} | |
else | |
{ | |
ans.insert(0, to_string(1)); | |
carry = 0; | |
} | |
} | |
else | |
{ | |
if (a % 2 == 1) | |
{ | |
ans.insert(0, to_string(1)); | |
carry = 0; | |
} | |
else | |
{ | |
ans.insert(0, to_string(0)); | |
carry = 0; | |
} | |
} | |
a /= 10; | |
} | |
while (b > 0) | |
{ | |
if (carry == 1) | |
{ | |
if (b % 2 == 1) | |
{ | |
ans.insert(0, to_string(0)); | |
carry = 1; | |
} | |
else | |
{ | |
ans.insert(0, to_string(1)); | |
carry = 0; | |
} | |
} | |
else | |
{ | |
if (b % 2 == 1) | |
{ | |
ans.insert(0, to_string(1)); | |
carry = 0; | |
} | |
else | |
{ | |
ans.insert(0, to_string(0)); | |
carry = 0; | |
} | |
} | |
b /= 10; | |
} | |
if (carry == 1) | |
{ | |
ans.insert(0, to_string(1)); | |
carry = 0; | |
} | |
return ans; | |
} | |
int main() | |
{ | |
int a, b; | |
cin >> a >> b; | |
cout << add_binary(a, b) << endl; | |
} |
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