JZTXT

map的遍历

发布时间 2023-09-24 21:22:29作者: towboat

 

for( x: iter )   x为一个pair

map<int,int> mp ;
 signed main(){
     mp[3] =4 ; mp[33] =1;
     for(auto xx:mp)
         cout << xx.first<<' '<<xx.second <<endl;
 }