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//Õâ¸öÊǼ¸¸öÊýÏà¼ÓµÃС´úÂ룬×îºó×ÜÊǽá¹ûÊä²»³öÀ´£¬Âé·³ÄÄλ´óÉñ°ï濴һϠ//¶à¸öÊý×ֵļӼõ³Ë³ý #include<iostream> #include<conio.h> #include<stdio.h> using namespace std; int main() { int num1=0; int num2; char ap; cout<<"Expression:"; cin>>num1; if(!cin)exit(0); //Èç¹ûÊäÈëµÄÀàÐͲ»Ò»Ö¾ʹíÎó while(cin>>ap) { if(ap!=';')cin>>num2; if(!cin)exit(0); switch(ap) { case'+': num1+=num2; break; case'-': num1-=num2; break; case'*': num1*=num2; break; case'/': num1/=num2; break; default: cout<<"error.\n"; } } cout<<"result:"<<num1<<"\n"; getch(); return 0; } |
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fengfeng×Ó
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9Â¥2015-08-05 21:23:35
YouthUtopian
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2Â¥2015-08-05 16:51:46
fengfeng×Ó
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3Â¥2015-08-05 17:29:55
alexisalex
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4Â¥2015-08-05 18:24:55














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