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Submission #752747

# Submission time Handle Problem Language Result Execution time Memory
752747 2023-06-03T15:26:24 Z Username4132 Tenis (COI19_tenis) C++14
100 / 100
 227 ms 6592 KB 
#include<iostream>
using namespace std;
using pii = pair<int, int>;
#define forn(i, n) for(int i=0; i<(int)n; ++i)
#define dforsn(i, s, n) for(int i=n-1; i>=(int)s; --i)
#define F first
#define S second

const int MAXN=200010, INF=1000000000;
int n, q, he, lazy[MAXN], inv[3][MAXN];
pii tr[2*MAXN];

void apply(int p, int value){
    if(p<n) lazy[p]+=value;
    tr[p].F+=value;
}

void build(int p){
    while(p>1) p>>=1, tr[p]=min(tr[p<<1], tr[p<<1|1]), tr[p].F+=lazy[p];
}

void push(int p){
    for(int s=he; s>0; --s){
        int i=p>>s;
        if(lazy[i]){
            apply(i<<1, lazy[i]);
            apply(i<<1|1, lazy[i]);
            lazy[i]=0;
        }
    }
}

void inc(int l, int r, int value){
    l+=n, r+=n;
    int l0=l, r0=r;
    for(; l<r; l>>=1, r>>=1){
        if(l&1) apply(l++, value);
        if(r&1) apply(--r, value);
    }
    build(l0);
    build(r0-1);
}

pii query(int l, int r){
    pii ret = {INF, INF};
    l+=n, r+=n;
    push(l);
    push(r-1);
    for(; l<r; l>>=1, r>>=1){
        if(l&1) ret=min(tr[l++], ret);
        if(r&1) ret=min(ret, tr[--r]);
    }
    return ret;
}

void sim_add(int l, int r, int value){
    if(l>=r) swap(l, r);
    inc(l, r, value);
}

int main(){
    scanf("%d %d", &n, &q);
    he = 8*sizeof(int) - __builtin_clz(n);
    forn(i, n) tr[n+i].S=i;
    dforsn(i, 1, n) tr[i]=min(tr[i<<1], tr[i<<1|1]);
    forn(i, 3) forn(j, n){
        int a; scanf("%d", &a), --a;
        inv[i][a]=j;
    }
    forn(j, 2) forn(i, n) sim_add(inv[0][i], inv[j+1][i], 1);
    forn(i, q){
        int type; scanf("%d", &type);
        if(type==1){
            int x; scanf("%d", &x), --x;
            int bnd = query(0, n).S;
            printf(inv[0][x]<=bnd? "DA\n" : "NE\n");
        }
        else{
            int p, a[2]; scanf("%d %d %d", &p, a, a+1), --p, --a[0], --a[1];
            if(p==0){
                forn(j, 2) forn(k, 2){
                    sim_add(inv[0][a[j]], inv[k+1][a[j]], -1);
                    sim_add(inv[0][a[j]], inv[k+1][a[j^1]], 1);
                }
            }
            else{
                forn(j, 2){
                    sim_add(inv[0][a[j]], inv[p][a[j]], -1);
                    sim_add(inv[0][a[j]], inv[p][a[j^1]], 1);
                }
            }
            swap(inv[p][a[0]], inv[p][a[1]]);
        }
    }
}

Compilation message

tenis.cpp: In function 'int main()':
tenis.cpp:62:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   62 |     scanf("%d %d", &n, &q);
      |     ~~~~~^~~~~~~~~~~~~~~~~
tenis.cpp:67:21: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   67 |         int a; scanf("%d", &a), --a;
      |                ~~~~~^~~~~~~~~~
tenis.cpp:72:24: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   72 |         int type; scanf("%d", &type);
      |                   ~~~~~^~~~~~~~~~~~~
tenis.cpp:74:25: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   74 |             int x; scanf("%d", &x), --x;
      |                    ~~~~~^~~~~~~~~~
tenis.cpp:79:31: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   79 |             int p, a[2]; scanf("%d %d %d", &p, a, a+1), --p, --a[0], --a[1];
      |                          ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 388 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 388 KB Output is correct
13 Correct 77 ms 3412 KB Output is correct
14 Correct 79 ms 3420 KB Output is correct
15 Correct 79 ms 3404 KB Output is correct
16 Correct 70 ms 3412 KB Output is correct
17 Correct 54 ms 3372 KB Output is correct
18 Correct 57 ms 3276 KB Output is correct
19 Correct 62 ms 5068 KB Output is correct
20 Correct 84 ms 5052 KB Output is correct
21 Correct 55 ms 5068 KB Output is correct
22 Correct 72 ms 5140 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 98 ms 3676 KB Output is correct
2 Correct 96 ms 3688 KB Output is correct
3 Correct 96 ms 3680 KB Output is correct
4 Correct 82 ms 3676 KB Output is correct
5 Correct 107 ms 3668 KB Output is correct
6 Correct 90 ms 3644 KB Output is correct
7 Correct 91 ms 3660 KB Output is correct
8 Correct 78 ms 3676 KB Output is correct
9 Correct 101 ms 3680 KB Output is correct
10 Correct 91 ms 3660 KB Output is correct
11 Correct 100 ms 3672 KB Output is correct
12 Correct 93 ms 3648 KB Output is correct
13 Correct 104 ms 3692 KB Output is correct
14 Correct 98 ms 3696 KB Output is correct
15 Correct 100 ms 3680 KB Output is correct

Subtask #5
49.0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 388 KB Output is correct
13 Correct 77 ms 3412 KB Output is correct
14 Correct 79 ms 3420 KB Output is correct
15 Correct 79 ms 3404 KB Output is correct
16 Correct 70 ms 3412 KB Output is correct
17 Correct 54 ms 3372 KB Output is correct
18 Correct 57 ms 3276 KB Output is correct
19 Correct 62 ms 5068 KB Output is correct
20 Correct 84 ms 5052 KB Output is correct
21 Correct 55 ms 5068 KB Output is correct
22 Correct 72 ms 5140 KB Output is correct
23 Correct 98 ms 3676 KB Output is correct
24 Correct 96 ms 3688 KB Output is correct
25 Correct 96 ms 3680 KB Output is correct
26 Correct 82 ms 3676 KB Output is correct
27 Correct 107 ms 3668 KB Output is correct
28 Correct 90 ms 3644 KB Output is correct
29 Correct 91 ms 3660 KB Output is correct
30 Correct 78 ms 3676 KB Output is correct
31 Correct 101 ms 3680 KB Output is correct
32 Correct 91 ms 3660 KB Output is correct
33 Correct 100 ms 3672 KB Output is correct
34 Correct 93 ms 3648 KB Output is correct
35 Correct 104 ms 3692 KB Output is correct
36 Correct 98 ms 3696 KB Output is correct
37 Correct 100 ms 3680 KB Output is correct
38 Correct 227 ms 6452 KB Output is correct
39 Correct 120 ms 6204 KB Output is correct
40 Correct 227 ms 6564 KB Output is correct
41 Correct 154 ms 6312 KB Output is correct
42 Correct 139 ms 6356 KB Output is correct
43 Correct 215 ms 6592 KB Output is correct
44 Correct 115 ms 6224 KB Output is correct
45 Correct 145 ms 6340 KB Output is correct
46 Correct 120 ms 6208 KB Output is correct
47 Correct 124 ms 6344 KB Output is correct
48 Correct 134 ms 6220 KB Output is correct
49 Correct 144 ms 6388 KB Output is correct
50 Correct 117 ms 6228 KB Output is correct
51 Correct 135 ms 6352 KB Output is correct
52 Correct 216 ms 6472 KB Output is correct
53 Correct 117 ms 6372 KB Output is correct
54 Correct 126 ms 6336 KB Output is correct
55 Correct 132 ms 6444 KB Output is correct
56 Correct 125 ms 6380 KB Output is correct
57 Correct 119 ms 6216 KB Output is correct
58 Correct 178 ms 6376 KB Output is correct