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31 lines
645 B
Python
31 lines
645 B
Python
#!/usr/bin/python
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#
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# What's the minimum value for:
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#
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# ABC
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# -------
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# A+B+C
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#
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# From http://www.umassd.edu/mathcontest/abc.cfm
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#
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from constraint import *
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def main():
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problem = Problem()
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problem.addVariables("abc", range(1,10))
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print min(problem.getSolutions())
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minvalue = 999/(9*3)
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minsolution = {}
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for solution in problem.getSolutions():
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a = solution["a"]
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b = solution["b"]
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c = solution["c"]
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value = (a*100+b*10+c)/(a+b+c)
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if value < minvalue:
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minsolution = solution
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print minvalue
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print minsolution
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if __name__ == "__main__":
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main()
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