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// Knapsack algorithm for Public Key Encryption
PT = [0 1 1 0 1 1; 1 1 1 0 0 0; 0 1 0 1 1 0]
disp("Plain text")
disp(PT)
K = [1 7 8 12 14 20]
disp("Knapsack:")
disp(K)
[row,col] = size(PT)
C = []
for i=1:row
sum=0
for j=1:col
sum = sum+PT(i,j)*K(j:j)
end
C(i:i) = sum
end
disp("Cipher text:")
disp(C)
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