pragma solidity ^0.8.3;
contract task1 {
mapping (uint => mapping (string  => uint)) m1;
    
    function setValue1 (uint _id,string memory _name,uint _age) public
    {
        m1[_id][_name] =_age;
    }
    
    function   getValue(uint _id,string memory _name) view public returns (uint)
     {
         return  m1[_id][_name];
     } 
  
}

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