#include <bits/stdc++.h>
#define DEBUG 1
using namespace std;
namespace output{
void __(short x){cout<<x;}
void __(unsigned x){cout<<x;}
void __(int x){cout<<x;}
void __(long long x){cout<<x;}
void __(unsigned long long x){cout<<x;}
void __(double x){cout<<x;}
void __(long double x){cout<<x;}
void __(char x){cout<<x;}
void __(const char*x){cout<<x;}
void __(const string&x){cout<<x;}
void __(bool x){cout<<(x?"true":"false");}
template<class S,class T>
void __(const pair<S,T>&x){__(DEBUG?"(":""),__(x.first),__(DEBUG?", ":" "),__(x.second),__(DEBUG?")":"");}
template<class T>
void __(const vector<T>&x){__(DEBUG?"{":"");bool _=0;for(const auto&v:x)__(_?DEBUG?", ":" ":""),__(v),_=1;__(DEBUG?"}":"");}
template<class T>
void __(const set<T>&x){__(DEBUG?"{":"");bool _=0;for(const auto&v:x)__(_?DEBUG?", ":" ":""),__(v),_=1;__(DEBUG?"}":"");}
template<class T>
void __(const multiset<T>&x){__(DEBUG?"{":"");bool _=0;for(const auto&v:x)__(_?DEBUG?", ":" ":""),__(v),_=1;__(DEBUG?"}":"");}
template<class S,class T>
void __(const map<S,T>&x){__(DEBUG?"{":"");bool _=0;for(const auto&v:x)__(_?DEBUG?", ":" ":""),__(v),_=1;__(DEBUG?"}":"");}
void pr(){cout<<"\n";}
template<class S,class... T>
void pr(const S&a,const T&...b){__(a);if(sizeof...(b))__(' ');pr(b...);}
}
using namespace output;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
typedef pair<int,char> pic;
typedef pair<double,double> pdd;
typedef pair<ld,ld> pld;
typedef vector<int> vi;
typedef vector<ll> vl;
#define pb push_back
#define fox(i,x,y) for(int i=(x);i<=(y);i++)
#define foxr(i,x,y) for(int i=(y);i>=(x);i--)
const int MN = 5555;
int N, M, i, x, y, k, t, arr[MN], vs[MN], st[MN], f;
struct con{int x, mn, mx;};
vector<con> adj[MN];
queue<int> go;
int main(){
for(scanf("%d%d",&N,&M),i=1;i<=M;i++){
scanf("%d%d%d%d",&x,&y,&k,&t); y++;
if(t) adj[x].pb({y,y-x-k+1,MN});
else adj[x].pb({y,-MN,y-x-k});
}
for(i=1;i<=N;i++){
adj[i-1].pb({i,0,1});
adj[i].pb({i-1,-1,0});
}
memset(arr,0x3f,sizeof(arr));
arr[0] = 0;
st[0] = 1;
go.push(0);
while(go.size()){
x=go.front(); go.pop();
st[x]=0;
for(auto v : adj[x]){
f = 0;
if(arr[v.x]-arr[x]<v.mn){
arr[v.x]=v.mn+arr[x];
f = 1;
}
if(arr[v.x]-arr[x]>v.mx){
arr[v.x]=v.mx+arr[x];
f = 1;
}
if(f){
vs[v.x]++;
if(vs[v.x]>MN){
printf("-1\n");
return 0;
}
if(!st[v.x]){
go.push(v.x);
st[v.x]=1;
}
}
}
}
for(i=1;i<=N;i++)
printf("%d ",arr[i]-arr[i-1]);
printf("\n");
return 0;
}
Compilation message
restore.cpp: In function 'int main()':
restore.cpp:55:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
for(scanf("%d%d",&N,&M),i=1;i<=M;i++){
~~~~~~~~~~~~~~~~~~~^~~~
restore.cpp:56:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d%d%d",&x,&y,&k,&t); y++;
~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
504 KB |
Output is correct |
| 2 |
Incorrect |
5 ms |
504 KB |
Output isn't correct |
| 3 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
18 ms |
888 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
18 ms |
888 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
504 KB |
Output is correct |
| 2 |
Incorrect |
5 ms |
504 KB |
Output isn't correct |
| 3 |
Halted |
0 ms |
0 KB |
- |
