3 lines
80 B
Python
3 lines
80 B
Python
a,b,c = map(int, input().split())
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print(int(a/(c-b)+1)) if c-b>0 else print(-1)
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a,b,c = map(int, input().split())
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print(int(a/(c-b)+1)) if c-b>0 else print(-1)
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