Submission #1201356

#TimeUsernameProblemLanguageResultExecution timeMemory
1201356shadow_samiWombats (IOI13_wombats)C++20
0 / 100
545 ms24648 KiB
#include<bits/stdc++.h> #ifndef SAMI #include "wombats.h" #endif #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)============================================================================================== // #ifdef SAMI #define debug(x) cerr<<#x;cerr<<" ";_printn(x);cerr<<nli; #define debg() cerr<<nli; #else #define debug(x) #define debg() #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 = 5e5+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; ll v[5010][210]; ll h[5010][210]; ll dp2[210][210]; ll dp[5010][210]; void process(){ fp(k,2,m){ fip(0,n) fjp(0,m) dp[i][j] = 1e18; dp[0][k] = 0; fip(0,n){ if(i) fjp(0,m) dp[i][j] = min(dp[i][j],dp[i-1][j]+v[i-1][j]); // fjp(0,m) // cout<<dp[i][j]<<" "; // cout<<nli; // cout<<dp[0][m-1]<<nli; // cout<<(dp[0][m-2]+h[0][m-2])<<nli; fjp(1,m){ // debug(j) // debug(dp[i][j-1]) // debug(h[i][j-1]); // debug(dp[i][j]); dp[i][j] = min(dp[i][j],dp[i][j-1]+h[i][j-1]); // debug(dp[i][j]); // debg(); } fjn(m-2,0) dp[i][j] = min(dp[i][j],dp[i][j+1]+h[i][j]); // fjp(0,m) // cout<<dp[i][j]<<" "; // cout<<nli; // cout<<nli; } fjp(0,m) dp2[k][j] = dp[n-1][j]; } } void init(int R, int C, int H[5000][200], int V[5000][200]) { n = R; m = C; sum = 0; fip(0,R) fjp(0,C-1) h[i][j] = H[i][j]; fip(0,R-1) fjp(0,C) v[i][j] = V[i][j]; process(); return; } void changeH(int P, int Q, int W) { h[P][Q] = W; process(); return; } void changeV(int P, int Q, int W) { v[P][Q] = W; process(); return; } int escape(int V1, int V2) { return dp2[V1][V2]; } #ifdef SAMI static int H[5000][200]; static int V[5000][200]; int main(){ ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0); mt19937 rng(chrono::steady_clock::now().time_since_epoch().count()); #ifdef SAMI freopen("input1.txt", "r", stdin); freopen("output1.txt", "w", stdout); freopen("error1.txt", "w", stderr); #endif // ONLINE_JUDGE int R, C, E, P, Q, W, V1, V2, event, i, j; int res; cin>>R>>C; for (i = 0; i < R; ++i) for (j = 0; j < C-1; ++j) cin>>H[i][j]; for (i = 0; i < R-1; ++i) for (j = 0; j < C; ++j) cin>>V[i][j]; init(R, C, H, V); cin>>E; for (i = 0; i < E; i++) { cin>>event; if (event == 1) { cin>>P>>Q>>W; changeH(P, Q, W); } else if (event == 2) { cin>>P>>Q>>W; changeV(P, Q, W); } else if (event == 3) { cin>>V1>>V2; printf("%d\n", escape(V1, V2)); } else cout<<"Invalid event type."<<nli;; } cerr << "Time elapsed: " << setprecision(6) << 1000.0 * clock() / CLOCKS_PER_SEC << "ms\n"; return 0; } #endif
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