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Create Greedy_Knapsack.py #168

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33 changes: 33 additions & 0 deletions Code/Greedy_Knapsack.py
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Original file line number Diff line number Diff line change
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n=int(input('Enter the number of elements:'))
p=[]
w=[]
W=int(input('Enter the weight of the bag:'))
s=[]
print('Enter profit and weight: ')
for i in range(n):
a,b=[int(j) for j in input().split()]
p.append(a)
w.append(b)
s.append(0)
r=[]
q=[]
for i in range(n):
a=p[i]/w[i]
r.append(a)
q.append(a)
q.sort()
q.reverse()
tp=0
for i in range(n):
if(W>=w[r.index(q[i])]):
W=W-w[r.index(q[i])]
tp=tp+p[r.index(q[i])]
print("Profit: ",p[r.index(q[i])],"Weight: ",w[r.index(q[i])])
s[r.index(q[i])]=1
elif(W!=0):
tp=tp+(W*r[r.index(q[i])])
print("Profit: ",(W*r[r.index(q[i])]),"Weight: ",W)
s[r.index(q[i])]=W/w[r.index(q[i])]
W=0
print(tp)
print(s)