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Can someone tell me about the greedy approach... if possible larry can u explain the greedy approach....

Thank U

i dont no whether my algorithm is right. for higher numbers it goes wrong i guess. so can some one helpme.
thanks



#include<iostream>
#include<cstdio>
using namespace std;
unsigned long long a[6001][11]={0};int limit;
void dollar()
{int i,j,d[11]={1,2,4,10,20,40,100,200,400,1000,2000};




for(i ...