d016. 後序運算法
| From: [125.224.122.199] |
發表日期
:
2010-12-05 17:51
#include <iostream>
#include <string>
using namespace std;
int main()
{
string input;
while(getline(cin, input))
{
int *buffer=new int[input.length()];
int store=-1;
for(int read=0; input[read]!='\0'; read++)
{
if( (47<input[read]) && (input[read]<58) ) buffer[++store]=(int)(input[read]-48);
else if(input[read]=='+') buffer[store-1]+=buffer[store--];
else if(input[read]=='-') buffer[store-1]-=buffer[store--];
else if(input[read]=='*') buffer[store-1]*=buffer[store--];
else if(input[read]=='/') buffer[store-1]/=buffer[store--];
else if(input[read]=='%') buffer[store-1]%=buffer[store--];
}
cout << buffer[0] << endl;
delete [] buffer;
}
return 0;
}
範例測資都沒問題啊
可是WA:line3了