oj.uz

Submission #788726

# Submission time Handle Problem Language Result Execution time Memory
788726 2023-07-20T14:29:29 Z prefixorsuuffiixx Examination (JOI19_examination) C++17
100 / 100
 2232 ms 1780 KB 
#include <iostream>
#pragma GCC target ("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast,unroll-loops")
using namespace std;
long long ans;
int x,y,z;
int n,m;
int a[100000],b[100000];
int main() {
    ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
    scanf("%d %d" , &n , &m);
    for (int i = 0;i<n;i++)scanf("%d %d" , &a[i] , &b[i]);
    while(m--){
        ans = 0;
        scanf("%d %d %d" , &x , &y , &z);
        for (int i = 0; i < n; i++)ans += (a[i] >= x & b[i] >= y & a[i]+b[i]>=z);
        cout << ans << '\n';
    }
}

Compilation message

examination.cpp: In function 'int main()':
examination.cpp:17:49: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
   17 |         for (int i = 0; i < n; i++)ans += (a[i] >= x & b[i] >= y & a[i]+b[i]>=z);
      |                                            ~~~~~^~~~
examination.cpp:17:77: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
   17 |         for (int i = 0; i < n; i++)ans += (a[i] >= x & b[i] >= y & a[i]+b[i]>=z);
      |                                                                    ~~~~~~~~~^~~
examination.cpp:12:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |     scanf("%d %d" , &n , &m);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~
examination.cpp:13:33: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |     for (int i = 0;i<n;i++)scanf("%d %d" , &a[i] , &b[i]);
      |                            ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
examination.cpp:16:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |         scanf("%d %d %d" , &x , &y , &z);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 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 0 ms 212 KB Output is correct
7 Correct 4 ms 340 KB Output is correct
8 Correct 4 ms 340 KB Output is correct
9 Correct 4 ms 340 KB Output is correct
10 Correct 3 ms 340 KB Output is correct
11 Correct 4 ms 368 KB Output is correct
12 Correct 4 ms 356 KB Output is correct
13 Correct 4 ms 340 KB Output is correct
14 Correct 5 ms 340 KB Output is correct
15 Correct 4 ms 340 KB Output is correct
16 Correct 3 ms 340 KB Output is correct
17 Correct 3 ms 340 KB Output is correct
18 Correct 3 ms 340 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2203 ms 1544 KB Output is correct
2 Correct 2130 ms 1652 KB Output is correct
3 Correct 2082 ms 1616 KB Output is correct
4 Correct 2128 ms 1712 KB Output is correct
5 Correct 2102 ms 1588 KB Output is correct
6 Correct 2109 ms 1620 KB Output is correct
7 Correct 2154 ms 1780 KB Output is correct
8 Correct 2094 ms 1588 KB Output is correct
9 Correct 2138 ms 1708 KB Output is correct
10 Correct 2118 ms 1428 KB Output is correct
11 Correct 2189 ms 1468 KB Output is correct
12 Correct 2091 ms 1224 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2203 ms 1544 KB Output is correct
2 Correct 2130 ms 1652 KB Output is correct
3 Correct 2082 ms 1616 KB Output is correct
4 Correct 2128 ms 1712 KB Output is correct
5 Correct 2102 ms 1588 KB Output is correct
6 Correct 2109 ms 1620 KB Output is correct
7 Correct 2154 ms 1780 KB Output is correct
8 Correct 2094 ms 1588 KB Output is correct
9 Correct 2138 ms 1708 KB Output is correct
10 Correct 2118 ms 1428 KB Output is correct
11 Correct 2189 ms 1468 KB Output is correct
12 Correct 2091 ms 1224 KB Output is correct
13 Correct 2120 ms 1612 KB Output is correct
14 Correct 2134 ms 1600 KB Output is correct
15 Correct 2123 ms 1608 KB Output is correct
16 Correct 2115 ms 1528 KB Output is correct
17 Correct 2232 ms 1592 KB Output is correct
18 Correct 2125 ms 1656 KB Output is correct
19 Correct 2140 ms 1616 KB Output is correct
20 Correct 2165 ms 1632 KB Output is correct
21 Correct 2228 ms 1640 KB Output is correct
22 Correct 2210 ms 1428 KB Output is correct
23 Correct 2103 ms 1584 KB Output is correct
24 Correct 2096 ms 1356 KB Output is correct

Subtask #4
57.0 / 57.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 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 0 ms 212 KB Output is correct
7 Correct 4 ms 340 KB Output is correct
8 Correct 4 ms 340 KB Output is correct
9 Correct 4 ms 340 KB Output is correct
10 Correct 3 ms 340 KB Output is correct
11 Correct 4 ms 368 KB Output is correct
12 Correct 4 ms 356 KB Output is correct
13 Correct 4 ms 340 KB Output is correct
14 Correct 5 ms 340 KB Output is correct
15 Correct 4 ms 340 KB Output is correct
16 Correct 3 ms 340 KB Output is correct
17 Correct 3 ms 340 KB Output is correct
18 Correct 3 ms 340 KB Output is correct
19 Correct 2203 ms 1544 KB Output is correct
20 Correct 2130 ms 1652 KB Output is correct
21 Correct 2082 ms 1616 KB Output is correct
22 Correct 2128 ms 1712 KB Output is correct
23 Correct 2102 ms 1588 KB Output is correct
24 Correct 2109 ms 1620 KB Output is correct
25 Correct 2154 ms 1780 KB Output is correct
26 Correct 2094 ms 1588 KB Output is correct
27 Correct 2138 ms 1708 KB Output is correct
28 Correct 2118 ms 1428 KB Output is correct
29 Correct 2189 ms 1468 KB Output is correct
30 Correct 2091 ms 1224 KB Output is correct
31 Correct 2120 ms 1612 KB Output is correct
32 Correct 2134 ms 1600 KB Output is correct
33 Correct 2123 ms 1608 KB Output is correct
34 Correct 2115 ms 1528 KB Output is correct
35 Correct 2232 ms 1592 KB Output is correct
36 Correct 2125 ms 1656 KB Output is correct
37 Correct 2140 ms 1616 KB Output is correct
38 Correct 2165 ms 1632 KB Output is correct
39 Correct 2228 ms 1640 KB Output is correct
40 Correct 2210 ms 1428 KB Output is correct
41 Correct 2103 ms 1584 KB Output is correct
42 Correct 2096 ms 1356 KB Output is correct
43 Correct 2163 ms 1724 KB Output is correct
44 Correct 2116 ms 1732 KB Output is correct
45 Correct 2110 ms 1660 KB Output is correct
46 Correct 2099 ms 1584 KB Output is correct
47 Correct 2145 ms 1648 KB Output is correct
48 Correct 2105 ms 1520 KB Output is correct
49 Correct 2076 ms 1652 KB Output is correct
50 Correct 2091 ms 1628 KB Output is correct
51 Correct 2117 ms 1604 KB Output is correct
52 Correct 2146 ms 1384 KB Output is correct
53 Correct 2121 ms 1492 KB Output is correct