Submission #133982

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
133982	2019-07-21 20:38:34	duality	Wild Boar (JOI18_wild_boar)	C++11	100 / 100	15832 ms	653060 KiB

wild_boar

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#include <bits/stdc++.h>
using namespace std;
#define mp make_pair
#define pb push_back
typedef long long int LLI;
typedef vector<int> vi;
typedef pair<int,int> pii;
typedef vector<pii> vpii;
int N,M;
struct edge { int u,v,w; };
vector<edge> edges;
int opp(int a,int b) {
    return ((a < 2*M) && (b < 2*M) && ((a^b) == 1));
}
int X[100000];
int num;
vpii adjList[20000];
vi nodes;
int tree[1 << 12];
int build(int s,int e,int i) {
    if (s == e) return 0;
    int mid = (s+e) / 2;
    build(s,mid,2*i+1),build(mid+1,e,2*i+2);
    tree[i] = num++;
    if (s == mid) adjList[tree[i]].pb(mp(nodes[s],edges[nodes[s]].w));
    else adjList[tree[i]].pb(mp(tree[2*i+1],0));
    if (mid+1 == e) adjList[tree[i]].pb(mp(nodes[e],edges[nodes[e]].w));
    else adjList[tree[i]].pb(mp(tree[2*i+2],0));
 
 
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Compilation message (stderr)

wild_boar.cpp: In function 'int shorten(std::vector<path>&)':
wild_boar.cpp:60:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (i = 1; i < v.size(); i++) {
                 ~~^~~~~~~~~~
wild_boar.cpp:67:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (i = 1; i < v.size(); i++) {
                 ~~^~~~~~~~~~
wild_boar.cpp:75:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (i = 1; i < v.size(); i++) {
                 ~~^~~~~~~~~~
wild_boar.cpp: In function 'std::vector<path> com(std::vector<path>, std::vector<path>)':
wild_boar.cpp:91:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (i = 0; i < a.size(); i++) {
                 ~~^~~~~~~~~~
wild_boar.cpp:92:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (j = 0; j < b.size(); j++) {
                     ~~^~~~~~~~~~
wild_boar.cpp: In function 'int main()':
wild_boar.cpp:141:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (j = 0; j < edges.size(); j++) {
                     ~~^~~~~~~~~~~~~~
wild_boar.cpp:146:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (j = 0; j < v.size(); j++) {
                     ~~^~~~~~~~~~
wild_boar.cpp:147:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for (k = 0; k < nodes.size(); k++) {
                         ~~^~~~~~~~~~~~~~
wild_boar.cpp:150:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             if (k < nodes.size()) {
                 ~~^~~~~~~~~~~~~~
wild_boar.cpp:158:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (i = 0; i < edges.size(); i++) {
                 ~~^~~~~~~~~~~~~~
wild_boar.cpp:167:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for (j = 0; j < adjList[u].size(); j++) {
                         ~~^~~~~~~~~~~~~~~~~~~
wild_boar.cpp:175:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (j = 0; j < edges.size(); j++) dist[i][j] = dist2[j];
                     ~~^~~~~~~~~~~~~~
wild_boar.cpp:178:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (i = 0; i < edges.size(); i++) {
                 ~~^~~~~~~~~~~~~~
wild_boar.cpp:179:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (j = 0; j < edges.size(); j++) {
                     ~~^~~~~~~~~~~~~~
wild_boar.cpp:128:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d %d %d",&N,&M,&T,&L);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
wild_boar.cpp:130:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d %d",&A,&B,&C);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~
wild_boar.cpp:135:46: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for (i = 0; i < L; i++) scanf("%d",&X[i]),X[i]--;
                             ~~~~~~~~~~~~~~~~~^~~~~~~
wild_boar.cpp:191:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d",&P,&Q);
         ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 12 / 12
• Subtask 2: 35 / 35
• Subtask 3: 15 / 15
• Subtask 4: 38 / 38