#include<bits/stdc++.h>
using namespace std;
int N, M, L[100001], R[100001];
signed main(){
ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
cin >> N >> M;
for(register int i = 1; i <= N; ++i){
cin >> L[i];
}
for(register int i = 1; i <= M; ++i){
cin >> R[i];
}
sort(L+1, L+N+1), sort(R+1, R+M+1);
long long ans(0);
// int l(1);
// while(L[l+1] < R[l] && l < N && l + M)
for(register int i = 1; i <= N; ++i){
ans += abs(L[i] - R[i])
}
cout << ans << '\n';
return 0;
}
Compilation message
cipele.cpp: In function 'int main()':
cipele.cpp:10:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
10 | for(register int i = 1; i <= N; ++i){
| ^
cipele.cpp:13:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
13 | for(register int i = 1; i <= M; ++i){
| ^
cipele.cpp:20:19: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
20 | for(register int i = 1; i <= N; ++i){
| ^
cipele.cpp:21:26: error: expected ';' before '}' token
21 | ans += abs(L[i] - R[i])
| ^
| ;
22 | }
| ~
