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Submission #131638

# Submission time Handle Problem Language Result Execution time Memory
131638 2019-07-17T10:56:36 Z ekrem Examination (JOI19_examination) C++
43 / 100
 1951 ms 723660 KB 
#include <bits/stdc++.h>
#define st first
#define nd second
#define mp make_pair
#define pb push_back
#define orta ((bas+son)/2)
#define mod 1000000007
#define inf 1000000009
#define N 1000005
#define M 30000005
using namespace std;

typedef long long ll;
typedef pair < int , int > ii;

int n = 1, m = 1, k, q, say1 = 1, say2, seg1[M], sol1[M], sag1[M], seg2[M], sol2[M], sag2[M],  ans[N];
pair < int , ii > a[N];
pair < ii , ii > b[N];

int ver(int k){return seg1[k] = (!seg1[k])?++say2:seg1[k];}
int solver1(int k){return sol1[k] = (!sol1[k])?++say1:sol1[k];}
int sagver1(int k){return sag1[k] = (!sag1[k])?++say1:sag1[k];}
int solver2(int k){return sol2[k] = (!sol2[k])?++say2:sol2[k];}
int sagver2(int k){return sag2[k] = (!sag2[k])?++say2:sag2[k];}

void up2(int k, int bas, int son, int x){
	if(bas == son){
		seg2[k]++;
		return;
	}
	if(x <= orta)
		up2(solver2(k), bas, orta, x);
	else
		up2(sagver2(k), orta + 1, son, x);
	seg2[k] = seg2[sol2[k]] + seg2[sag2[k]];
}

void up1(int k, int bas, int son, int x, int y){
	if(bas == son){
		up2(ver(k), 1, m, y);
		// cout << bas << " " << son << " " << ver(k) << " a " << y << " artti" << endl;
		return;
	}
	if(x <= orta)
		up1(solver1(k), bas, orta, x, y);
	else
		up1(sagver1(k), orta + 1, son, x, y);
	// cout << bas << " " << son << " " << ver(k) << " a " << y << " artti" << endl;
	up2(ver(k), 1, m, y);
}

int qu2(int k, int bas, int son, int x){
	if(!k or son < x)
		return 0;
	if(bas >= x)
		return seg2[k];
	return qu2(sol2[k], bas, orta, x) + qu2(sag2[k], orta + 1, son, x);
}

int qu1(int k, int bas, int son, int x, int y){
	if(!k or son < x)
		return 0;
	if(bas >= x){
		// cout << bas << " " << son << " " << seg1[k] << " " << y << " = " << qu2(seg1[k], 1, m, y) << endl;
		return qu2(seg1[k], 1, m, y);
	}
	return qu1(sol1[k], bas, orta, x, y) + qu1(sag1[k], orta + 1, son, x, y);
}

int main(){
	// freopen("in.txt", "r", stdin);
	// freopen("out.txt", "w", stdout);
	scanf("%d %d",&k ,&q);
	for(int i = 1; i <= k; i++){
		scanf("%d %d",&a[i].nd.st ,&a[i].nd.nd);
		a[i].st = a[i].nd.st + a[i].nd.nd;
		a[i].nd.st++;a[i].nd.nd++;
		n = max(n, a[i].nd.st);
		m = max(m, a[i].nd.nd);
	}
	n++;m++;
	sort(a + 1, a + k + 1);
	for(int i = 1; i <= q; i++){
		scanf("%d %d %d" ,&b[i].nd.st ,&b[i].nd.nd,&b[i].st.st);
		b[i].nd.st++;b[i].nd.nd++;
		b[i].st.nd = i;
	}
	sort(b + 1, b + q + 1);
	reverse(b + 1, b + q + 1);
	for(int i = 1; i <= q; i++){
		while(k >= 1 and a[k].st >= b[i].st.st){
			// cout << a[k].nd.st << " " << a[k].nd.nd << " geldi" << endl << endl;
			up1(1, 1, n, a[k].nd.st, a[k].nd.nd);
			k--;
		}
		// cout << b[i].st.nd << " icin bul " << n << " " << m << endl;
		ans[b[i].st.nd] = qu1(1, 1, n, min(n, b[i].nd.st), min(m, b[i].nd.nd) );
	}
	for(int i = 1; i <= q; i++)
		printf("%d\n", ans[i]);
	return 0;
}

Compilation message

examination.cpp: In function 'int main()':
examination.cpp:73:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d",&k ,&q);
  ~~~~~^~~~~~~~~~~~~~~~
examination.cpp:75:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&a[i].nd.st ,&a[i].nd.nd);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
examination.cpp:84:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d %d" ,&b[i].nd.st ,&b[i].nd.nd,&b[i].st.st);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 504 KB Output is correct
5 Correct 2 ms 504 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 74 ms 32376 KB Output is correct
8 Correct 74 ms 32376 KB Output is correct
9 Correct 73 ms 32376 KB Output is correct
10 Correct 15 ms 4856 KB Output is correct
11 Correct 14 ms 4088 KB Output is correct
12 Correct 5 ms 504 KB Output is correct
13 Correct 76 ms 32348 KB Output is correct
14 Correct 76 ms 32348 KB Output is correct
15 Correct 77 ms 32376 KB Output is correct
16 Correct 10 ms 1912 KB Output is correct
17 Correct 9 ms 2168 KB Output is correct
18 Correct 4 ms 536 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1720 ms 202328 KB Output is correct
2 Correct 1740 ms 202380 KB Output is correct
3 Correct 1812 ms 202388 KB Output is correct
4 Correct 256 ms 23056 KB Output is correct
5 Correct 281 ms 21192 KB Output is correct
6 Correct 86 ms 4088 KB Output is correct
7 Correct 1951 ms 202536 KB Output is correct
8 Correct 1665 ms 202208 KB Output is correct
9 Correct 1502 ms 202320 KB Output is correct
10 Correct 120 ms 7544 KB Output is correct
11 Correct 140 ms 8188 KB Output is correct
12 Correct 58 ms 3716 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1720 ms 202328 KB Output is correct
2 Correct 1740 ms 202380 KB Output is correct
3 Correct 1812 ms 202388 KB Output is correct
4 Correct 256 ms 23056 KB Output is correct
5 Correct 281 ms 21192 KB Output is correct
6 Correct 86 ms 4088 KB Output is correct
7 Correct 1951 ms 202536 KB Output is correct
8 Correct 1665 ms 202208 KB Output is correct
9 Correct 1502 ms 202320 KB Output is correct
10 Correct 120 ms 7544 KB Output is correct
11 Correct 140 ms 8188 KB Output is correct
12 Correct 58 ms 3716 KB Output is correct
13 Correct 1610 ms 202408 KB Output is correct
14 Correct 1768 ms 205192 KB Output is correct
15 Correct 1802 ms 204796 KB Output is correct
16 Correct 235 ms 25328 KB Output is correct
17 Correct 235 ms 23224 KB Output is correct
18 Correct 98 ms 5112 KB Output is correct
19 Correct 1561 ms 205304 KB Output is correct
20 Correct 1652 ms 205268 KB Output is correct
21 Correct 1387 ms 205420 KB Output is correct
22 Correct 121 ms 9336 KB Output is correct
23 Correct 140 ms 9980 KB Output is correct
24 Correct 129 ms 4728 KB Output is correct

Subtask #4
0 / 57.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 504 KB Output is correct
5 Correct 2 ms 504 KB Output is correct
6 Correct 2 ms 504 KB Output is correct
7 Correct 74 ms 32376 KB Output is correct
8 Correct 74 ms 32376 KB Output is correct
9 Correct 73 ms 32376 KB Output is correct
10 Correct 15 ms 4856 KB Output is correct
11 Correct 14 ms 4088 KB Output is correct
12 Correct 5 ms 504 KB Output is correct
13 Correct 76 ms 32348 KB Output is correct
14 Correct 76 ms 32348 KB Output is correct
15 Correct 77 ms 32376 KB Output is correct
16 Correct 10 ms 1912 KB Output is correct
17 Correct 9 ms 2168 KB Output is correct
18 Correct 4 ms 536 KB Output is correct
19 Correct 1720 ms 202328 KB Output is correct
20 Correct 1740 ms 202380 KB Output is correct
21 Correct 1812 ms 202388 KB Output is correct
22 Correct 256 ms 23056 KB Output is correct
23 Correct 281 ms 21192 KB Output is correct
24 Correct 86 ms 4088 KB Output is correct
25 Correct 1951 ms 202536 KB Output is correct
26 Correct 1665 ms 202208 KB Output is correct
27 Correct 1502 ms 202320 KB Output is correct
28 Correct 120 ms 7544 KB Output is correct
29 Correct 140 ms 8188 KB Output is correct
30 Correct 58 ms 3716 KB Output is correct
31 Correct 1610 ms 202408 KB Output is correct
32 Correct 1768 ms 205192 KB Output is correct
33 Correct 1802 ms 204796 KB Output is correct
34 Correct 235 ms 25328 KB Output is correct
35 Correct 235 ms 23224 KB Output is correct
36 Correct 98 ms 5112 KB Output is correct
37 Correct 1561 ms 205304 KB Output is correct
38 Correct 1652 ms 205268 KB Output is correct
39 Correct 1387 ms 205420 KB Output is correct
40 Correct 121 ms 9336 KB Output is correct
41 Correct 140 ms 9980 KB Output is correct
42 Correct 129 ms 4728 KB Output is correct
43 Runtime error 1695 ms 723660 KB Execution killed with signal 11 (could be triggered by violating memory limits)
44 Halted 0 ms 0 KB -