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Submission #319172

# Submission time Handle Problem Language Result Execution time Memory
319172 2020-11-04T11:25:34 Z sofapuden Odd-even (IZhO11_oddeven) Python 3
Compilation error
 0 ms 0 KB 
n = int(input())

l = 0
r = n
while(l < r):
  mid = (l+r+1)//2
  cur = (mid*(mid+1))//2
  if(cur > n):
    r = mid-1
    else: l = mid
      if((l*(l+1))//2 != n):l+=1
        print(2*n-l)

Compilation message

File "oddeven.py", line 10
    else: l = mid
    ^
SyntaxError: invalid syntax