#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef double db;
typedef pair<ll,ll> pl;
typedef vector<ll> vl;
typedef vector<vl> vvl;
#define po pop_back
#define pb push_back
#define mk make_pair
#define mt make_tuple
#define lw lower_bound
#define up upper_bound
#define ff first
#define ss second
#define BOOST ios_base::sync_with_stdio(); cin.tie(0); cout.tie(0);
#define MOD 1000000007
#define MAX 1e18
#define MIN -1e18
#define rep(i,a,b) for(ll i=a;i<=b;i++)
#define per(i,a,b) for(ll i=b;i>=a;i--)
#define con continue
#define freopen freopen("input.txt", "r", stdin);freopen("output.txt", "w", stdout);
#define PI 3.14159265358979323846264338327950288419716939937510582097494459230781640628
#define read(x) scanf("%lld",&x);
#define print(x) printf("%lld ",x);
#define endl '\n';
// typedef tree<ll , null_type, less<ll>, rb_tree_tag, tree_order_statistics_node_update> indexed_set;
// template< typename T>
// using indexed_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
ll n,m,ans,mid,mn,mx,T,sum,h1,h2,e[1234567],b[1234567],c[1234567],d[1<<20],k,i,j,l,r,h,a[1234567],w,x,y,z,res,par[1234567],cnt,sz[1234567];
bool used[1234567];
vl v[1234567],vec1;
char s1[1234567],s[1234567],ss[1234567];
vector<pl> vp[1234567];
bool ok;
map<ll,ll> mp;
ll c1[2234][2234],c2[1234][1234];
char ch[2234][2234];
vl vec;
ll dx[4]={0,0,1,-1},dy[4]={1,-1,0,0};
ll subtask3(vector<int> vec){
vl v;
for(ll i=0;i<vec.size();i++){
if(vec[i] < 0)v.pb(i);
}
for(ll i=0;i<vec.size();i++){
if(i % 2 == 0){
ans+=abs(v[res]-i);
res++;
}
}
return ans;
}
ll count_swaps(vector<int> vec){
n=vec.size();
set<ll> st;
for(auto u:vec)st.insert(u);
if(st.size()==1){
return subtask3(vec);
}
for(ll i=0;i<vec.size()-1;i++){
ll tmp=i;
ll j=i+1;
while(vec[tmp]!=-vec[j])j++;
// cout<<j<<" "<<tmp<<'\n';
if(vec[tmp]>=0){
ans+=(j-tmp);
}
else{
ans+=(j-tmp-1);
}
vec.erase(vec.begin()+j);
}
return ans;
}
// int main(){
// cin>>n;
// vector<int> vec(n);
// for(auto &u:vec)cin>>u;
// cout<<count_swaps(vec);
// }
Compilation message
shoes.cpp: In function 'll subtask3(std::vector<int>)':
shoes.cpp:44:17: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
44 | for(ll i=0;i<vec.size();i++){
| ~^~~~~~~~~~~
shoes.cpp:47:17: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
47 | for(ll i=0;i<vec.size();i++){
| ~^~~~~~~~~~~
shoes.cpp: In function 'll count_swaps(std::vector<int>)':
shoes.cpp:62:17: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
62 | for(ll i=0;i<vec.size()-1;i++){
| ~^~~~~~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
43 ms |
58360 KB |
Output is correct |
2 |
Correct |
40 ms |
58368 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
43 ms |
58360 KB |
Output is correct |
2 |
Correct |
40 ms |
58368 KB |
Output is correct |
3 |
Correct |
39 ms |
58360 KB |
Output is correct |
4 |
Correct |
39 ms |
58368 KB |
Output is correct |
5 |
Correct |
43 ms |
58360 KB |
Output is correct |
6 |
Correct |
38 ms |
58360 KB |
Output is correct |
7 |
Correct |
46 ms |
58360 KB |
Output is correct |
8 |
Correct |
46 ms |
58368 KB |
Output is correct |
9 |
Correct |
48 ms |
58360 KB |
Output is correct |
10 |
Correct |
39 ms |
58368 KB |
Output is correct |
11 |
Correct |
39 ms |
58360 KB |
Output is correct |
12 |
Correct |
39 ms |
58360 KB |
Output is correct |
13 |
Correct |
46 ms |
58360 KB |
Output is correct |
14 |
Correct |
40 ms |
58360 KB |
Output is correct |
15 |
Correct |
47 ms |
58368 KB |
Output is correct |
16 |
Correct |
40 ms |
58360 KB |
Output is correct |
17 |
Correct |
39 ms |
58360 KB |
Output is correct |
18 |
Correct |
39 ms |
58368 KB |
Output is correct |
19 |
Correct |
41 ms |
58368 KB |
Output is correct |
20 |
Correct |
39 ms |
58456 KB |
Output is correct |
21 |
Correct |
40 ms |
58360 KB |
Output is correct |
22 |
Correct |
39 ms |
58368 KB |
Output is correct |
23 |
Correct |
41 ms |
58420 KB |
Output is correct |
24 |
Correct |
39 ms |
58368 KB |
Output is correct |
25 |
Correct |
39 ms |
58360 KB |
Output is correct |
26 |
Correct |
39 ms |
58360 KB |
Output is correct |
27 |
Correct |
40 ms |
58496 KB |
Output is correct |
28 |
Correct |
38 ms |
58368 KB |
Output is correct |
29 |
Correct |
40 ms |
58368 KB |
Output is correct |
30 |
Correct |
39 ms |
58360 KB |
Output is correct |
31 |
Correct |
39 ms |
58360 KB |
Output is correct |
32 |
Correct |
40 ms |
58368 KB |
Output is correct |
33 |
Correct |
40 ms |
58368 KB |
Output is correct |
34 |
Correct |
41 ms |
58360 KB |
Output is correct |
35 |
Correct |
42 ms |
58368 KB |
Output is correct |
36 |
Correct |
41 ms |
58360 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
43 ms |
58360 KB |
Output is correct |
2 |
Correct |
40 ms |
58368 KB |
Output is correct |
3 |
Correct |
40 ms |
58368 KB |
Output is correct |
4 |
Correct |
45 ms |
58360 KB |
Output is correct |
5 |
Correct |
41 ms |
58360 KB |
Output is correct |
6 |
Correct |
41 ms |
58368 KB |
Output is correct |
7 |
Correct |
39 ms |
58360 KB |
Output is correct |
8 |
Correct |
40 ms |
58360 KB |
Output is correct |
9 |
Correct |
40 ms |
58360 KB |
Output is correct |
10 |
Correct |
41 ms |
58368 KB |
Output is correct |
11 |
Correct |
40 ms |
58360 KB |
Output is correct |
12 |
Correct |
44 ms |
58240 KB |
Output is correct |
13 |
Correct |
44 ms |
58360 KB |
Output is correct |
14 |
Correct |
39 ms |
58368 KB |
Output is correct |
15 |
Correct |
39 ms |
58368 KB |
Output is correct |
16 |
Correct |
39 ms |
58368 KB |
Output is correct |
17 |
Correct |
39 ms |
58364 KB |
Output is correct |
18 |
Correct |
42 ms |
58368 KB |
Output is correct |
19 |
Correct |
46 ms |
58360 KB |
Output is correct |
20 |
Correct |
240 ms |
58744 KB |
Output is correct |
21 |
Correct |
264 ms |
58488 KB |
Output is correct |
22 |
Execution timed out |
1098 ms |
59896 KB |
Time limit exceeded |
23 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
40 ms |
58368 KB |
Output is correct |
2 |
Correct |
42 ms |
58368 KB |
Output is correct |
3 |
Correct |
41 ms |
58360 KB |
Output is correct |
4 |
Correct |
41 ms |
58360 KB |
Output is correct |
5 |
Execution timed out |
1099 ms |
69240 KB |
Time limit exceeded |
6 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
43 ms |
58360 KB |
Output is correct |
2 |
Correct |
40 ms |
58368 KB |
Output is correct |
3 |
Correct |
39 ms |
58360 KB |
Output is correct |
4 |
Correct |
39 ms |
58368 KB |
Output is correct |
5 |
Correct |
43 ms |
58360 KB |
Output is correct |
6 |
Correct |
38 ms |
58360 KB |
Output is correct |
7 |
Correct |
46 ms |
58360 KB |
Output is correct |
8 |
Correct |
46 ms |
58368 KB |
Output is correct |
9 |
Correct |
48 ms |
58360 KB |
Output is correct |
10 |
Correct |
39 ms |
58368 KB |
Output is correct |
11 |
Correct |
39 ms |
58360 KB |
Output is correct |
12 |
Correct |
39 ms |
58360 KB |
Output is correct |
13 |
Correct |
46 ms |
58360 KB |
Output is correct |
14 |
Correct |
40 ms |
58360 KB |
Output is correct |
15 |
Correct |
47 ms |
58368 KB |
Output is correct |
16 |
Correct |
40 ms |
58360 KB |
Output is correct |
17 |
Correct |
39 ms |
58360 KB |
Output is correct |
18 |
Correct |
39 ms |
58368 KB |
Output is correct |
19 |
Correct |
41 ms |
58368 KB |
Output is correct |
20 |
Correct |
39 ms |
58456 KB |
Output is correct |
21 |
Correct |
40 ms |
58360 KB |
Output is correct |
22 |
Correct |
39 ms |
58368 KB |
Output is correct |
23 |
Correct |
41 ms |
58420 KB |
Output is correct |
24 |
Correct |
39 ms |
58368 KB |
Output is correct |
25 |
Correct |
39 ms |
58360 KB |
Output is correct |
26 |
Correct |
39 ms |
58360 KB |
Output is correct |
27 |
Correct |
40 ms |
58496 KB |
Output is correct |
28 |
Correct |
38 ms |
58368 KB |
Output is correct |
29 |
Correct |
40 ms |
58368 KB |
Output is correct |
30 |
Correct |
39 ms |
58360 KB |
Output is correct |
31 |
Correct |
39 ms |
58360 KB |
Output is correct |
32 |
Correct |
40 ms |
58368 KB |
Output is correct |
33 |
Correct |
40 ms |
58368 KB |
Output is correct |
34 |
Correct |
41 ms |
58360 KB |
Output is correct |
35 |
Correct |
42 ms |
58368 KB |
Output is correct |
36 |
Correct |
41 ms |
58360 KB |
Output is correct |
37 |
Correct |
38 ms |
58360 KB |
Output is correct |
38 |
Correct |
41 ms |
58360 KB |
Output is correct |
39 |
Correct |
39 ms |
58360 KB |
Output is correct |
40 |
Correct |
40 ms |
58360 KB |
Output is correct |
41 |
Correct |
42 ms |
58368 KB |
Output is correct |
42 |
Correct |
45 ms |
58360 KB |
Output is correct |
43 |
Correct |
42 ms |
58360 KB |
Output is correct |
44 |
Correct |
42 ms |
58360 KB |
Output is correct |
45 |
Correct |
42 ms |
58360 KB |
Output is correct |
46 |
Correct |
46 ms |
58364 KB |
Output is correct |
47 |
Correct |
41 ms |
58368 KB |
Output is correct |
48 |
Correct |
41 ms |
58360 KB |
Output is correct |
49 |
Correct |
43 ms |
58360 KB |
Output is correct |
50 |
Correct |
47 ms |
58368 KB |
Output is correct |
51 |
Correct |
42 ms |
58368 KB |
Output is correct |
52 |
Correct |
50 ms |
58368 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
43 ms |
58360 KB |
Output is correct |
2 |
Correct |
40 ms |
58368 KB |
Output is correct |
3 |
Correct |
39 ms |
58360 KB |
Output is correct |
4 |
Correct |
39 ms |
58368 KB |
Output is correct |
5 |
Correct |
43 ms |
58360 KB |
Output is correct |
6 |
Correct |
38 ms |
58360 KB |
Output is correct |
7 |
Correct |
46 ms |
58360 KB |
Output is correct |
8 |
Correct |
46 ms |
58368 KB |
Output is correct |
9 |
Correct |
48 ms |
58360 KB |
Output is correct |
10 |
Correct |
39 ms |
58368 KB |
Output is correct |
11 |
Correct |
39 ms |
58360 KB |
Output is correct |
12 |
Correct |
39 ms |
58360 KB |
Output is correct |
13 |
Correct |
46 ms |
58360 KB |
Output is correct |
14 |
Correct |
40 ms |
58360 KB |
Output is correct |
15 |
Correct |
47 ms |
58368 KB |
Output is correct |
16 |
Correct |
40 ms |
58360 KB |
Output is correct |
17 |
Correct |
39 ms |
58360 KB |
Output is correct |
18 |
Correct |
39 ms |
58368 KB |
Output is correct |
19 |
Correct |
41 ms |
58368 KB |
Output is correct |
20 |
Correct |
39 ms |
58456 KB |
Output is correct |
21 |
Correct |
40 ms |
58360 KB |
Output is correct |
22 |
Correct |
39 ms |
58368 KB |
Output is correct |
23 |
Correct |
41 ms |
58420 KB |
Output is correct |
24 |
Correct |
39 ms |
58368 KB |
Output is correct |
25 |
Correct |
39 ms |
58360 KB |
Output is correct |
26 |
Correct |
39 ms |
58360 KB |
Output is correct |
27 |
Correct |
40 ms |
58496 KB |
Output is correct |
28 |
Correct |
38 ms |
58368 KB |
Output is correct |
29 |
Correct |
40 ms |
58368 KB |
Output is correct |
30 |
Correct |
39 ms |
58360 KB |
Output is correct |
31 |
Correct |
39 ms |
58360 KB |
Output is correct |
32 |
Correct |
40 ms |
58368 KB |
Output is correct |
33 |
Correct |
40 ms |
58368 KB |
Output is correct |
34 |
Correct |
41 ms |
58360 KB |
Output is correct |
35 |
Correct |
42 ms |
58368 KB |
Output is correct |
36 |
Correct |
41 ms |
58360 KB |
Output is correct |
37 |
Correct |
40 ms |
58368 KB |
Output is correct |
38 |
Correct |
45 ms |
58360 KB |
Output is correct |
39 |
Correct |
41 ms |
58360 KB |
Output is correct |
40 |
Correct |
41 ms |
58368 KB |
Output is correct |
41 |
Correct |
39 ms |
58360 KB |
Output is correct |
42 |
Correct |
40 ms |
58360 KB |
Output is correct |
43 |
Correct |
40 ms |
58360 KB |
Output is correct |
44 |
Correct |
41 ms |
58368 KB |
Output is correct |
45 |
Correct |
40 ms |
58360 KB |
Output is correct |
46 |
Correct |
44 ms |
58240 KB |
Output is correct |
47 |
Correct |
44 ms |
58360 KB |
Output is correct |
48 |
Correct |
39 ms |
58368 KB |
Output is correct |
49 |
Correct |
39 ms |
58368 KB |
Output is correct |
50 |
Correct |
39 ms |
58368 KB |
Output is correct |
51 |
Correct |
39 ms |
58364 KB |
Output is correct |
52 |
Correct |
42 ms |
58368 KB |
Output is correct |
53 |
Correct |
46 ms |
58360 KB |
Output is correct |
54 |
Correct |
240 ms |
58744 KB |
Output is correct |
55 |
Correct |
264 ms |
58488 KB |
Output is correct |
56 |
Execution timed out |
1098 ms |
59896 KB |
Time limit exceeded |
57 |
Halted |
0 ms |
0 KB |
- |