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Re:为啥while(1)就AC,改成while(!s.empty())就WA呢??In Reply To:为啥while(1)就AC,改成while(!s.empty())就WA呢?? Posted by:201340702054 at 2014-11-14 18:59:54 > 为啥while(1)就AC,改成while(!s.empty())就WA呢?? > #include <stdio.h> > #include <iostream> > #include <queue> > using namespace std; > > int n; > long long bfs() > { > queue<long long> s; > long long p; > s.push(1); > while(1)//改成while(!s.empty())就WA!! > { > p=s.front(); > s.pop(); > if(p%n==0) > return p; > s.push(p*10); > s.push(p*10+1); > } > } > int main() > { > while(scanf("%d",&n)&&n!=0) > { > long long m=bfs(); > printf("%lld\n",m); > } > return 0; > } Followed by: Post your reply here: |
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