int knapsack(int values[], int weights[], int n, int capacity) {
int m[][] = new int[100][100];
for (int i = 0; i < values.length; i++) {
m[0][i] = 0;
}
for (int i = 1; i <= n; i++) {
for (int j = 0; j <= capacity; j++) {
if (weights[i - 1] <= j) {
m[i][j] = Math.max(m[i-1][j],values[i-1]+m[i-1][j-weights[i-1]]);
} else {
m[i][j] = m[i - 1][j];
}
}
}
return m[n][capacity];
}