답안 #67310

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
67310 2018-08-13T22:02:13 Z duality 운세 보기 2 (JOI14_fortune_telling2) C++11
100 / 100
393 ms 120592 KB
#include <bits/stdc++.h>
using namespace std;

// basic debugging macros
int __i__,__j__;
#define printLine(l) for(__i__=0;__i__<l;__i__++){cout<<"-";}cout<<endl
#define printLine2(l,c) for(__i__=0;__i__<l;__i__++){cout<<c;}cout<<endl
#define printVar(n) cout<<#n<<": "<<n<<endl
#define printArr(a,l) cout<<#a<<": ";for(__i__=0;__i__<l;__i__++){cout<<a[__i__]<<" ";}cout<<endl
#define print2dArr(a,r,c) cout<<#a<<":\n";for(__i__=0;__i__<r;__i__++){for(__j__=0;__j__<c;__j__++){cout<<a[__i__][__j__]<<" ";}cout<<endl;}
#define print2dArr2(a,r,c,l) cout<<#a<<":\n";for(__i__=0;__i__<r;__i__++){for(__j__=0;__j__<c;__j__++){cout<<setw(l)<<setfill(' ')<<a[__i__][__j__]<<" ";}cout<<endl;}

// advanced debugging class
// debug 1,2,'A',"test";
class _Debug {
    public:
        template<typename T>
        _Debug& operator,(T val) {
            cout << val << endl;
            return *this;
        }
};
#define debug _Debug(),

// define
#define MAX_VAL 999999999
#define MAX_VAL_2 999999999999999999LL
#define EPS 1e-6

// typedef
typedef unsigned int UI;
typedef long long int LLI;
typedef unsigned long long int ULLI;
typedef unsigned short int US;
typedef pair<int,int> pii;
typedef pair<LLI,LLI> plli;
typedef vector<int> vi;
typedef vector<LLI> vlli;
typedef vector<pii> vpii;
typedef vector<plli> vplli;

// ---------- END OF TEMPLATE ----------

struct card { int a,b,f; };
bool comp(card a,card b) {
    return a.b > b.b;
}
card C[200000];
pii T[200000];
int tree[1 << 19];
int tree2[200001];
int build(int s,int e,int i) {
    if (s == e) {
        tree[i] = T[s].second;
        return tree[i];
    }

    int mid = (s+e) / 2;
    tree[i] = max(build(s,mid,2*i+1),build(mid+1,e,2*i+2));
    return tree[i];
}
int query(int s,int e,int qs,int qe,int i) {
    if ((s > qe) || (e < qs)) return -1;
    else if ((s >= qs) && (e <= qe)) return tree[i];

    int mid = (s+e) / 2;
    return max(query(s,mid,qs,qe,2*i+1),query(mid+1,e,qs,qe,2*i+2));
}
int query2(int i) {
    int sum = 0;
    for (i++; i > 0; i -= i & (-i)) sum += tree2[i];
    return sum;
}
int query2(int s,int e) {
    return query2(e) - query2(s-1);
}
int update2(int i,int num,int K) {
    for (i++; i <= K; i += i & (-i)) tree2[i] += num;
    return 0;
}
int main() {
    int i;
    int N,K;
    scanf("%d %d",&N,&K);
    for (i = 0; i < N; i++) {
        scanf("%d %d",&C[i].a,&C[i].b);
        if (C[i].a > C[i].b) swap(C[i].a,C[i].b),C[i].f = 1;
    }
    for (i = 0; i < K; i++) scanf("%d",&T[i].first),T[i].second = i;

    LLI sum = 0;
    int e = K-1;
    sort(C,C+N,comp);
    sort(T,T+K);
    build(0,K-1,0);
    for (i = 0; i < N; i++) {
        int s = lower_bound(T,T+K,make_pair(C[i].a,0))-T;
        while ((e >= 0) && (C[i].b <= T[e].first)) update2(T[e].second,1,K),e--;
        int l = query(0,K-1,s,e,0);
        if (l == -1) sum += (((K-s) & 1)^C[i].f) ? C[i].b:C[i].a;
        else sum += (query2(l,K-1) & 1) ? C[i].a:C[i].b;
    }
    printf("%lld\n",sum);

    return 0;
}

Compilation message

fortune_telling2.cpp: In function 'int main()':
fortune_telling2.cpp:84:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d",&N,&K);
     ~~~~~^~~~~~~~~~~~~~~
fortune_telling2.cpp:86:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d",&C[i].a,&C[i].b);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
fortune_telling2.cpp:89:52: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for (i = 0; i < K; i++) scanf("%d",&T[i].first),T[i].second = i;
                             ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 3 ms 560 KB Output is correct
3 Correct 4 ms 644 KB Output is correct
4 Correct 4 ms 884 KB Output is correct
5 Correct 3 ms 884 KB Output is correct
6 Correct 4 ms 884 KB Output is correct
7 Correct 3 ms 884 KB Output is correct
8 Correct 3 ms 988 KB Output is correct
9 Correct 3 ms 988 KB Output is correct
10 Correct 3 ms 988 KB Output is correct
11 Correct 3 ms 988 KB Output is correct
12 Correct 3 ms 1024 KB Output is correct
13 Correct 4 ms 1052 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 3 ms 560 KB Output is correct
3 Correct 4 ms 644 KB Output is correct
4 Correct 4 ms 884 KB Output is correct
5 Correct 3 ms 884 KB Output is correct
6 Correct 4 ms 884 KB Output is correct
7 Correct 3 ms 884 KB Output is correct
8 Correct 3 ms 988 KB Output is correct
9 Correct 3 ms 988 KB Output is correct
10 Correct 3 ms 988 KB Output is correct
11 Correct 3 ms 988 KB Output is correct
12 Correct 3 ms 1024 KB Output is correct
13 Correct 4 ms 1052 KB Output is correct
14 Correct 16 ms 1776 KB Output is correct
15 Correct 31 ms 2708 KB Output is correct
16 Correct 47 ms 3800 KB Output is correct
17 Correct 60 ms 5440 KB Output is correct
18 Correct 62 ms 6592 KB Output is correct
19 Correct 56 ms 7760 KB Output is correct
20 Correct 53 ms 8932 KB Output is correct
21 Correct 59 ms 10208 KB Output is correct
22 Correct 43 ms 10816 KB Output is correct
23 Correct 40 ms 11400 KB Output is correct
24 Correct 46 ms 12196 KB Output is correct
25 Correct 36 ms 12916 KB Output is correct
26 Correct 40 ms 13904 KB Output is correct
27 Correct 41 ms 15076 KB Output is correct
28 Correct 42 ms 16240 KB Output is correct
29 Correct 40 ms 17352 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 3 ms 560 KB Output is correct
3 Correct 4 ms 644 KB Output is correct
4 Correct 4 ms 884 KB Output is correct
5 Correct 3 ms 884 KB Output is correct
6 Correct 4 ms 884 KB Output is correct
7 Correct 3 ms 884 KB Output is correct
8 Correct 3 ms 988 KB Output is correct
9 Correct 3 ms 988 KB Output is correct
10 Correct 3 ms 988 KB Output is correct
11 Correct 3 ms 988 KB Output is correct
12 Correct 3 ms 1024 KB Output is correct
13 Correct 4 ms 1052 KB Output is correct
14 Correct 16 ms 1776 KB Output is correct
15 Correct 31 ms 2708 KB Output is correct
16 Correct 47 ms 3800 KB Output is correct
17 Correct 60 ms 5440 KB Output is correct
18 Correct 62 ms 6592 KB Output is correct
19 Correct 56 ms 7760 KB Output is correct
20 Correct 53 ms 8932 KB Output is correct
21 Correct 59 ms 10208 KB Output is correct
22 Correct 43 ms 10816 KB Output is correct
23 Correct 40 ms 11400 KB Output is correct
24 Correct 46 ms 12196 KB Output is correct
25 Correct 36 ms 12916 KB Output is correct
26 Correct 40 ms 13904 KB Output is correct
27 Correct 41 ms 15076 KB Output is correct
28 Correct 42 ms 16240 KB Output is correct
29 Correct 40 ms 17352 KB Output is correct
30 Correct 88 ms 22636 KB Output is correct
31 Correct 128 ms 26044 KB Output is correct
32 Correct 186 ms 30624 KB Output is correct
33 Correct 393 ms 37576 KB Output is correct
34 Correct 78 ms 37576 KB Output is correct
35 Correct 336 ms 45316 KB Output is correct
36 Correct 382 ms 51120 KB Output is correct
37 Correct 346 ms 56928 KB Output is correct
38 Correct 283 ms 62732 KB Output is correct
39 Correct 294 ms 68696 KB Output is correct
40 Correct 274 ms 74248 KB Output is correct
41 Correct 289 ms 80096 KB Output is correct
42 Correct 262 ms 85964 KB Output is correct
43 Correct 206 ms 90516 KB Output is correct
44 Correct 194 ms 95780 KB Output is correct
45 Correct 178 ms 101040 KB Output is correct
46 Correct 220 ms 105016 KB Output is correct
47 Correct 208 ms 108904 KB Output is correct
48 Correct 216 ms 114776 KB Output is correct
49 Correct 250 ms 120592 KB Output is correct