UVA 12403

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#include<iostream> #include<cstring> #include<cstdio> #include<string> #include<string.h> using namespace std; int main() { int a,t,i,j; int sum=0; char word[100]; cin>>t; while(t--) { cin>>word; if(strcmp(word,"donate")==0) { cin>>a; sum=sum+a; } else cout<<sum<<endl; } return 0; }