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help~~谁来救救我啊……各位路过的高手~~帮帮我啊~~咋总是wa呢~~不胜感激 #include <iostream> #include <string> using namespace std; int main() { string a[500]; string b,d; int k=0; a[0]="http://www.acm.org/"; while(cin>>b&&b!="QUIT") { if (b=="VISIT") { cin>>d; a[++k]=d; cout <<a[k]<<endl; } else { if (b=="BACK"&&k>1) cout <<a[--k]<<endl; else if (b=="BACK"&&k==1) cout <<a[--k]<<endl; else if (b=="FORWARD"&&a[k+1][0]!=NULL) cout <<a[++k]<<endl; else cout << "Ignored"<<endl; } } return 0; } Followed by: Post your reply here: |
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