字符串

#include <iostream>
#include <string>
using namespace std;
int main(int argc, char** argv) {
	string str="a:=3;b:=4;c:=5;";
		
	string a;

	int m=str.find(";");
	a=str.substr(0,m);
	a=a.substr(a.find("=")+1,a.size());
	cout<<a<<endl;
	str=str.replace(0,m+1,"");
	cout<<str<<endl;
	
	a=str.substr(0,m);
	a=a.substr(a.find("=")+1,a.size());
	cout<<a<<endl;
	str=str.replace(0,m+1,"");
	cout<<str<<endl;
	
	a=str.substr(0,m);
	a=a.substr(a.find("=")+1,a.size());
	cout<<a<<endl;
	str=str.replace(0,m+1,"");
	cout<<str<<endl;
	
	return 0;
}