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python
a year ago
147 B
1
Indexable
Never
n,k=map(int,input().split()) s=240-k for i in range(1,n+1): s-=5*i if s<0: print(i-1) break if s>=0: print(n)
n,k=map(int,input().split()) s=240-k for i in range(1,n+1): s-=5*i if s<0: print(i-1) break if s>=0: print(n)