The Coin Change Problem is a computational challenge where the goal is to determine the number of ways to make change for a given amount using specific coin denominations. It involves finding either the number of combinations or the minimum number of coins needed. Similarly, Paxi tracking and other parcel tracking systems optimize delivery by breaking down the process into smaller stages, akin to finding efficient steps in the coin change solution. This ensures transparency and efficiency, providing users with real-time updates on their parcel's progress. People also search for paxi prices

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The Coin Change Problem is a classic algorithmic challenge where the goal is to determine the minimum number of coins needed to make a specific amount of money using a given set of denominations. The problem can be approached using dynamic programming, where an array is maintained to store the minimum coins required for each amount from 0 up to the target. By iteratively building up solutions for smaller amounts, one can efficiently find the minimum coins needed for the desired total .

short c++ solution using interative dynamic programming

long getWays(int n, vector<long> c) {
    vector<long> dp(n+1,0);
    dp[0]=1;
    int cs = c.size();
    
     for (int i = 0; i < cs; i++) {
         int coin = c[i];
         for (int j = coin; j <= n; j++) {
             dp[j] += dp[j-coin];
         }
     }
     
    return dp[n];
}