c++goto语句

#include "iostream"
//c++goto语句的使用
using namespace std;
int main(){
    cout<<"1"<<endl;
    int i=1;
    ddd:
    cout<<"2"<<endl;
    cout<<"3"<<endl;
    cout<<"4"<<endl;
    i++;
    if(i<=3) goto ddd;
    cout<<"5"<<endl;
}

1
2
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4
2
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4
2
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4
5