code is updated

Greedy algorithm prob. in pyhton/Money change/moneychng.py

@@ -1,13 +1,32 @@
-n = int(input())
-count = 0
-while n>0:
- if n >= 10:
- count+=1
- n = n-10
- elif n>=5:
- count+=1
- n = n-5
- elif n>=1:
- count+=1
- n=n-1
-print(count)
+import sys
+
+def get_change(m):
+ #write your code here
+ coins = [1, 3, 4]
+ cash = [0] * (m +1)
+ if m <= 1:
+ return m
+ cash[0] = 0
+ cash[1] = 1
+ #cash[3] = 1
+ #cash[4] = 1
+ coinreplacments = []
+ for i in range(2, m + 1):
+ for y in coins:
+ if i == y:
+ #cash[i] = 1
+ coinreplacments.append(1)
+ elif i > y:
+
+ coinreplacments.append(cash[i - y] + cash[y])
+ else:
+ pass
+
+ cash[i] = min(coinreplacments)
+ coinreplacments.clear()
+
+ return cash[m]
+
+if __name__ == '__main__':
+ m = int(sys.stdin.read())
+ print(get_change(m))