#include <iostream>
#include <cstdint>
using namespace std;

class Reg8{
    uint8_t val;
    
    public:

    Reg8(): val(0) {}

    void write(uint8_t v){
        val = v;
    }

    uint8_t read(){
        return val;
    }

    void setBit(int bit){
        if(bit>=0 && bit<8)
            val |= static_cast<uint8_t>(1<<bit);
    }

    void clearBit(int bit){
        if(bit>=0 && bit<8)
            val &= static_cast<uint8_t>(~(1<<bit));
    }
};
// Define Reg8 class here

int main() {
    int initialValue;
    int bitToSet, bitToClear;

    cin >> initialValue >> bitToSet >> bitToClear;

    Reg8 reg;
    reg.write(static_cast<uint8_t>(initialValue));
    reg.setBit(bitToSet);
    reg.clearBit(bitToClear);

    cout << static_cast<int>(reg.read());
    return 0;
}

Solving Approach

 

 

 

 

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Input

10 1 3

Expected Output

2