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已采纳
#include<iostream>
#include<cstdio>
using namespace std;
int main(){
int a=1,sum=0,sum2=1;
char b;
cin>>b;
do{
cin>>a;
if(b==43&&a!=0){
sum+=a;
}
else if(b==42&&a!=0){
sum2*=a;
}
}
while(a!=0);
if(b==43){
cout<<sum;
}
else if(b==42){
cout<<sum2;
}
return 0;
}
100分代码,望采纳
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