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codejam2018.cpp
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codejam2018.cpp
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/*
This problem was asked in Google CodeJam 2019 online qualifier round.
Problem Statement:
Someone just won the Code Jam lottery, and we owe them N jamcoins! However, when we tried to print out an oversized check, we encountered a problem.
The value of N, which is an integer, includes at least one digit that is a 4... and the 4 key on the keyboard of our oversized check printer is broken.
Fortunately, we have a workaround: we will send our winner two checks for positive integer amounts A and B, such that neither A nor B contains any digit that is a 4, and A + B = N.
Please help us find any pair of values A and B that satisfy these conditions.
================================================================================================================================
*/
#include<iostream>
#include<vector>
using namespace std;
int main()
{
int t;
cout<<"THIS IS A PROGRAMM WRITTEN TO AVOID NUMBER 4 WHICH CAN BE WRITTEN INSTEAD AS 3+1"<<endl;
cout<<"Enter the number of times u want to register the number.....:";
cin>>t;
for( int i=0;i<t;i++)
{
cout<<"case #"<< i+1 <<":";
string s;
cin>>s;
int n=s.size();
vector<int>other(n,0);
for(int j=0;j<n;j++)
{
if(s[j]=='4') s[j]='3',other[j]=1;
}
cout<<"the give number "<< s << " can be written as..."<<endl;
cout<<s<<" + ";
int j;
for(j=0;other[j]==0 && j<n;j++);
for(;j<n;j++) cout<<other[j];
cout<<endl;
}
return 0;
}