white_whale @ 2022-11-06 18:55:32
#include<iostream>
#include<cmath>
using namespace std;
int main(){
long long n;
cin>>n;
if(n<0){
cout<<"-";
n=abs(n);
}
long long x=0;
while(n>0){
x=x*10+n%10;
n/=10;
}
cout<<x<<endl;
}
帮帮忙吧! 小蒟蒻一枚,恳请大佬帮忙
by Li_mz__ @ 2022-11-06 18:58:47
@white_whale
#include<iostream>
#include<cmath>
using namespace std;
int main(){
long long n;
cin>>n;
if(n<0){
cout<<"-";
n=abs(n);
}
long long x=0;
while(n>0){
x=x*10+n%10;
n/=10;
}
cout<<x<<endl;
}
这是你的
#include<iostream>
#include<cmath>
using namespace std;
int main(){
long long n;
cin>>n;
if(n<0){
cout<<"-";
n=abs(n);
}
long long x=0;
while(n>0){
x=x*10+n%10;
n/=10;
}
cout<<x<<" "<<endl;
}
这是加了空格的
by hanpiikun @ 2022-11-06 19:11:37
大悲,一个做出省选/NOI-的人不会入门
by Kniqht @ 2022-11-06 19:15:23
@hanpiikun 典中典
by white_whale @ 2022-11-06 19:22:10
@Li_mz__ ……这我也知道啊
by white_whale @ 2022-11-06 19:23:15
@hanpiikun 好久没刷了,以前一直在xjoi刷的,现在都懒得想
by hanpiikun @ 2022-11-07 09:54:29
@qi136 ?