【自制】代码去行号工具

//代码去行号工具 delline.cpp
#include<bits/stdc++.h>
using namespace std;
int main(int argc,char** argv){
    if(argc!=3){
        cout<<"Error: Invalid Santax."<<endl;
        return 1;
    }
    freopen(argv[1],"r",stdin);
    freopen(argv[2],"w",stdout);
    string s;
    int n;
    while(cin>>n){
        getline(cin,s);
        cout<<s<<endl;
    }
    return 0;
}