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比赛延长20min,9点半结束!!!

View Compilation Error

2_28700_2479746_27531.cpp: In function 'int main()':
2_28700_2479746_27531.cpp:14:18: error: 'sn' was not declared in this scope
   for(int i=1;i<=sn;i++)
                  ^
2_28700_2479746_27531.cpp:28:6: error: 'j' was not declared in this scope
   if(j>n)
      ^