C++读取字符串数据的两种方式

时间：2021-01-25 22:04:04

C++读取字符串数据的两种方式

对于同样的样例输入：

ladder came tape soon leader acme RIDE lone Dreis peat

ScAlE orb eye Rides dealer NotE derail LaCeS DrIed

noel dire Disk mace Rob dries

方式1

#define LOCAL

#include<iostream>

using namespace std;

int main(){

    #ifdef LOCAL

    freopen("data.in","r",stdin);

    freopen("data.out","w",stdout);

    #endif

    string s;

    while(cin>>s){

        cout<<s<<endl;

    }

}

样例输出

ladder

came

tape

soon

leader

acme

RIDE

lone

Dreis

peat

ScAlE

orb

eye

Rides

dealer

NotE

derail

LaCeS

DrIed

noel

dire

Disk

mace

Rob

dries

方式2

#define LOCAL

#include<iostream>

using namespace std;

int main(){

    #ifdef LOCAL

    freopen("data.in","r",stdin);

    freopen("data.out","w",stdout);

    #endif

    string s;

    while(getline(cin,s)){

        cout<<s<<endl;

    }

}

样例输出：

ladder came tape soon leader acme RIDE lone Dreis peat

ScAlE orb eye Rides dealer NotE derail LaCeS DrIed

noel dire Disk mace Rob dries

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