Submission #725690

#TimeUsernameProblemLanguageResultExecution timeMemory
725690shadow_samiWall (IOI14_wall)C++17
0 / 100
1 ms296 KiB
#include<bits/stdc++.h> #include "wall.h" #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> using namespace __gnu_pbds; using namespace std; typedef long long int ll; typedef vector<ll> vi; typedef vector<vector<ll>> vvi; typedef pair<ll,ll> pi; typedef map<ll,ll> mi; typedef long double ld; typedef vector<ld> vd; typedef vector<vector<ld>> vvd; typedef pair<ld,ld> pd; #define ff first #define ss second #define srt(a) sort(a.begin(),a.end()); #define fip(k, n) for (ll i = k; i < n; i++) #define fjp(k, n) for (ll j = k; j < n; j++) #define fin(k, n) for (ll i = k; i >= n; i--) #define fjn(k, n) for (ll j = k; j >= n; j--) #define fp(k, n, m) for (ll k = n; k < m; k++) #define fn(k, n, m) for (ll k = n; k >= m; k--) #define ordered_set tree<pi, null_type,less< pi >, rb_tree_tag,tree_order_statistics_node_update> #define totalOne(n) __builtin_popcount(n) #define backZero(n) __builtin_ctzll(n) #define frontZero(n) __builtin_clzll(n) #define fx(k) for ( auto x : k ) #define test ll t;cin >> t;while (t--) #define nli "\n" // ==========================(debug)============================================================================================== // #ifndef ONLINE_JUDGE #define debug(x) cerr << #x <<" "; _printn(x); cerr << nli; #else #define debug(x) #endif void _printn(ll x){ cerr<<x<<" "; } void _printn(int x){ cerr<<x<<" "; } void _printn(ld x){ cerr<<x<<" "; } void _printn(double x){ cerr<<x<<" "; } void _printn(string x){ cerr<<x<<" "; } void _printn(char x){ cerr<<x<<" "; } void _printn(bool x){ cerr<<x<<" "; } template<class T,class V>void _printn(pair<T,V> vv); template<class T> void _printn(vector<T> vv); template<class T> void _printn(set<T> vv); template<class T,class V> void _printn(map<T,V> vv); template<class T> void _printn(multiset<T> vv); template<class T,class V>void _printn(pair<T,V> vv){ cerr<<"( ";_printn(vv.ff);cerr<<",";_printn(vv.ss);cerr<<")";} template<class T> void _printn(vector<T> vv){ cerr<<"[ "; for(auto xx:vv){ _printn(xx);cerr<<" "; } cerr<<"]"; }; template<class T> void _printn(set<T> vv){ cerr<<"{ "; for(auto xx:vv){ _printn(xx);cerr<<" "; } cerr<<"}"; }; template<class T> void _printn(multiset<T> vv){ cerr<<"{ "; for(auto xx:vv){ _printn(xx);cerr<<" "; } cerr<<"}"; }; template<class T,class V> void _printn(map<T,V> vv){ cerr<<"{ "; for(auto xx:vv){ _printn(xx);cerr<<" "; } cerr<<"}"; }; // ==========================(debug)============================================================================================== // ll n,m,tp,tp2,res,cnt,sum,tptp,ans; const ll mx = 2e5+5; const ll mod = 1e9+7; // ==========================(MOD)=============================================================================================== // ll mod_add(ll aa,ll bb){ return ((aa%mod)+(bb%mod))%mod; } ll mod_minus(ll aa,ll bb){ return (((aa%mod)-(bb%mod))+10*mod)%mod; } ll mod_mul(ll aa,ll bb){ return ((aa%mod)*(bb%mod))%mod; } ll mod_power(ll aa,ll bb){ aa%=mod; ll empowered = 1; bb%=mod-1; while(bb > 0){ if(bb & 1) empowered = mod_mul(empowered,aa); bb = bb >> 1; aa = mod_mul(aa,aa); } return empowered; } ll mod_divi(ll aa,ll bb){ aa=mod_mul(aa,mod_power(bb,mod-2)); return aa; } // ==========================(MOD)=============================================================================================== // bool f = false; typedef struct SEGMENT_TREE{ vi arr; ll range; void init(ll k){ range = log2(k); range = 1 << (range + 3); arr.resize(range,0); return; } void update(ll ptr,ll l,ll r,ll st,ll en,ll val){ if(arr[ptr]!=0){ if(l!=r){ arr[2*ptr] = max(arr[2*ptr],arr[ptr]); arr[2*ptr+1] = max(arr[2*ptr+1],arr[ptr]); arr[ptr] = 0; } } if(l>en || r<st){ return; } if(l>=st && r<=en){ if(l==r){ arr[ptr] = max(arr[ptr],val); }else{ arr[2*ptr] = max(arr[2*ptr],val); arr[2*ptr+1] = max(arr[2*ptr+1],val); } return; } ll mid = l + (r-l) / 2; update(2*ptr,l,mid,st,en,val); update(2*ptr+1,mid+1,r,st,en,val); return; } ll query(ll ptr,ll l,ll r,ll pos){ if(l!=r){ arr[2*ptr] = max(arr[2*ptr],arr[ptr]); arr[2*ptr+1] = max(arr[2*ptr+1],arr[ptr]); arr[ptr] = 0; } if(l>pos || r<pos) return 0; if(l==r && r==pos) return arr[ptr]; ll mid = l + (r-l) / 2; return (query(2*ptr,l,mid,pos) + query(2*ptr+1,mid+1,r,pos)); } }SGT; SGT sgt; typedef struct SEGMENT_TREE2{ vi arr; ll range; void init(ll k){ range = log2(k); range = 1 << (range + 3); arr.resize(range,1e9); return; } void construct(ll ptr,ll l,ll r,int finalHeight[]){ if(l==r){ arr[ptr] = finalHeight[l]; return; } ll mid = l + (r-l) / 2; construct(2*ptr,l,mid,finalHeight); construct(2*ptr+1,mid+1,r,finalHeight); } void update(ll ptr,ll l,ll r,ll st,ll en,ll val){ if(arr[ptr]!=0){ if(l!=r){ arr[2*ptr] = min(arr[2*ptr],arr[ptr]); arr[2*ptr+1] = min(arr[2*ptr+1],arr[ptr]); arr[ptr] = 0; } } if(l>en || r<st){ return; } if(l>=st && r<=en){ if(l==r){ arr[ptr] = min(arr[ptr],val); }else{ arr[2*ptr] = min(arr[2*ptr],val); arr[2*ptr+1] = min(arr[2*ptr+1],val); } return; } ll mid = l + (r-l) / 2; update(2*ptr,l,mid,st,en,val); update(2*ptr+1,mid+1,r,st,en,val); return; } ll query(ll ptr,ll l,ll r,ll pos){ if(arr[ptr]!=0){ if(l!=r){ arr[2*ptr] = min(arr[2*ptr],arr[ptr]); arr[2*ptr+1] = min(arr[2*ptr+1],arr[ptr]); arr[ptr] = 0; } } if(l>pos || r<pos) return 0; if(l==r && r==pos) return arr[ptr]; ll mid = l + (r-l) / 2; return (query(2*ptr,l,mid,pos) + query(2*ptr+1,mid+1,r,pos)); } }SGT2; SGT2 sgt2; void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]){ sgt.init(n); cnt = 0; fip(0,k){ if(op[i]==2) break; sgt.update(1,0,n-1,left[i],right[i],height[i]); cnt++; } fip(0,n) finalHeight[i] = sgt.query(1,0,n-1,i); fip(0,n) cout<<finalHeight[i]<<" "; cout<<nli; sgt2.init(n); sgt2.construct(1,0,n-1,finalHeight); fip(cnt,k){ sgt2.update(1,0,n-1,left[i],right[i],height[i]); } fip(0,n) finalHeight[i] = sgt2.query(1,0,n-1,i); fip(0,n) cout<<finalHeight[i]<<" "; cout<<nli; return; } // int main(){ // ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0); // #ifndef ONLINE_JUDGE // freopen("input1.txt", "r", stdin); // freopen("output1.txt", "w", stdout); // freopen("error1.txt", "w", stderr); // #endif // ONLINE_JUDGE // cin>>n>>m; // int op[m],left[m],right[m],height[m],finalHeight[n]; // fip(0,m) // cin>>op[i]>>left[i]>>right[i]>>height[i]; // buildWall(n,m,op,left,right,height,finalHeight); // cerr << "Time elapsed: " << setprecision(6) << 1000.0 * clock() / CLOCKS_PER_SEC << "ms\n"; // return 0; // }
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