#include<bits/stdc++.h> using namespace std; int main() { int n; cin>>n; int res=0; while(n) { int ge=n%10; res=res*10+ge; n/=10; } cout<<res; return 0; }
谁用谁倒霉
@ ?
#include<bits/stdc++.h> using namespace std; int main() { int n; cin>>n; int a=0; while(n) { int v=n%10; a=a*10+v; n/=10; } return 0; }
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