programming-examples/c/Numerical/C Program to Solve Knapsack Problem Using Dynamic Programming.c
2019-11-15 12:59:38 +01:00

36 lines
924 B
C

#include <stdio.h>
int max(int a, int b)
{
return (a > b)? a : b;
}
// Returns the maximum value that can be put in a knapsack of capacity W
int knapsack(int W, int wt[], int val[], int n)
{
int i, w;
int K[n+1][W+1];
// Build table K[][] in bottom up manner
for (i = 0; i <= n; i++)
{
for (w = 0; w <= W; w++)
{
if (i==0 || w==0)
K[i][w] = 0;
else if (wt[i-1] <= w)
K[i][w] = max(val[i-1] + K[i-1][w-wt[i-1]], K[i-1][w]);
else
K[i][w] = K[i-1][w];
}
}
return K[n][W];
}
int main()
{
int val[] = {60, 100, 120};
int wt[] = {10, 20, 30};
int W = 50;
int n = sizeof(val)/sizeof(val[0]);
printf("\nValue = %d", knapsack(W, wt, val, n));
return 0;
}