// SPDX-License-Identifier: MIT pragma solidity 0.8.19;

contract assignment{ uint256 result; function viewResult() public view returns(uint){ return result; } function increment() public returns(uint256) { return result++; }

function decrement() public returns(uint256){
    return result--;
}

function evenOdd(int _num) public pure returns(string memory){
    if(_num%2 == 0){
        return "Your input was an even number got you sucker....";
    }else{
        return "you entered an odd function........";
    }
}

// most significant bit

function mostSignificantBit(uint _x) public pure returns(uint256 _r){
     // x >=2**128
    if(_x >=2**128){
        _x>>=128;
        _r +=128;
    }
     // x >=2**64
    if(_x >=2**64){
        _x>>=64;
        _r +=64;
    }
     // x >=2**32
    if(_x >=2**32){
        _x>>=32;
        _r +=32;
    }
     // x >=2**16
    if(_x >=2**16){
        _x>>=16;
        _r +=16;
    }
     // x >=2**8
    if(_x >=2**8){
        _x>>=8;
        _r +=8;
    }
     // x >=2**4
    if(_x >=2**4){
        _x>>=4;
        _r +=4;
    }
     // x >=2**2
    if(_x >=2**2){
        _x>>=2;
        _r +=2;
    }
     // x >=2**1
    if(_x >=2**1){
        _x>>=1;
        _r +=1;
    }
  
}

}