oj.uz

Submission #788759

# Submission time Handle Problem Language Result Execution time Memory
788759 2023-07-20T14:52:58 Z prefixorsuuffiixx Examination (JOI19_examination) C++14
100 / 100
 1976 ms 2028 KB 
 #include <iostream>
    #pragma GCC target ("avx2")
    #pragma GCC optimize("O3")
    #pragma GCC optimize("Ofast,unroll-loops")
    using namespace std;
    int ans;
    int x,y,z;
    int n,m;

    int main() {
        ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
        int a[100000],b[100000];
        scanf("%d %d" , &n , &m);
        for (int i = 0;i<n;i++)scanf("%d %d" , &a[i] , &b[i]);
        for(int i = 0 ; i < m ; i++){
            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);
            printf("%d\n" , ans);
        }
    }

Compilation message

examination.cpp: In function 'int main()':
examination.cpp:18:53: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
   18 |             for (int i = 0; i < n; i++)ans += (a[i] >= x & b[i] >= y & a[i]+b[i]>=z);
      |                                                ~~~~~^~~~
examination.cpp:18:81: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
   18 |             for (int i = 0; i < n; i++)ans += (a[i] >= x & b[i] >= y & a[i]+b[i]>=z);
      |                                                                        ~~~~~~~~~^~~
examination.cpp:13:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |         scanf("%d %d" , &n , &m);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~
examination.cpp:14:37: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |         for (int i = 0;i<n;i++)scanf("%d %d" , &a[i] , &b[i]);
      |                                ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
examination.cpp:17:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |             scanf("%d %d %d" , &x , &y , &z);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 980 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 980 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 5 ms 1108 KB Output is correct
8 Correct 3 ms 1108 KB Output is correct
9 Correct 3 ms 1104 KB Output is correct
10 Correct 5 ms 1280 KB Output is correct
11 Correct 3 ms 1108 KB Output is correct
12 Correct 3 ms 1108 KB Output is correct
13 Correct 4 ms 1108 KB Output is correct
14 Correct 3 ms 1108 KB Output is correct
15 Correct 3 ms 1116 KB Output is correct
16 Correct 3 ms 1116 KB Output is correct
17 Correct 3 ms 1108 KB Output is correct
18 Correct 4 ms 1108 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1333 ms 1624 KB Output is correct
2 Correct 1287 ms 1696 KB Output is correct
3 Correct 1284 ms 1596 KB Output is correct
4 Correct 1294 ms 1652 KB Output is correct
5 Correct 1255 ms 1572 KB Output is correct
6 Correct 1358 ms 1764 KB Output is correct
7 Correct 1324 ms 1748 KB Output is correct
8 Correct 1394 ms 1600 KB Output is correct
9 Correct 1432 ms 1664 KB Output is correct
10 Correct 1366 ms 1464 KB Output is correct
11 Correct 1444 ms 1456 KB Output is correct
12 Correct 1454 ms 1308 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1333 ms 1624 KB Output is correct
2 Correct 1287 ms 1696 KB Output is correct
3 Correct 1284 ms 1596 KB Output is correct
4 Correct 1294 ms 1652 KB Output is correct
5 Correct 1255 ms 1572 KB Output is correct
6 Correct 1358 ms 1764 KB Output is correct
7 Correct 1324 ms 1748 KB Output is correct
8 Correct 1394 ms 1600 KB Output is correct
9 Correct 1432 ms 1664 KB Output is correct
10 Correct 1366 ms 1464 KB Output is correct
11 Correct 1444 ms 1456 KB Output is correct
12 Correct 1454 ms 1308 KB Output is correct
13 Correct 1291 ms 1580 KB Output is correct
14 Correct 1344 ms 1604 KB Output is correct
15 Correct 1316 ms 1928 KB Output is correct
16 Correct 1627 ms 1660 KB Output is correct
17 Correct 1976 ms 1760 KB Output is correct
18 Correct 1306 ms 1888 KB Output is correct
19 Correct 1466 ms 1620 KB Output is correct
20 Correct 1325 ms 1632 KB Output is correct
21 Correct 1293 ms 1768 KB Output is correct
22 Correct 1300 ms 1464 KB Output is correct
23 Correct 1377 ms 1696 KB Output is correct
24 Correct 1397 ms 1288 KB Output is correct

Subtask #4
57.0 / 57.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 980 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 980 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 5 ms 1108 KB Output is correct
8 Correct 3 ms 1108 KB Output is correct
9 Correct 3 ms 1104 KB Output is correct
10 Correct 5 ms 1280 KB Output is correct
11 Correct 3 ms 1108 KB Output is correct
12 Correct 3 ms 1108 KB Output is correct
13 Correct 4 ms 1108 KB Output is correct
14 Correct 3 ms 1108 KB Output is correct
15 Correct 3 ms 1116 KB Output is correct
16 Correct 3 ms 1116 KB Output is correct
17 Correct 3 ms 1108 KB Output is correct
18 Correct 4 ms 1108 KB Output is correct
19 Correct 1333 ms 1624 KB Output is correct
20 Correct 1287 ms 1696 KB Output is correct
21 Correct 1284 ms 1596 KB Output is correct
22 Correct 1294 ms 1652 KB Output is correct
23 Correct 1255 ms 1572 KB Output is correct
24 Correct 1358 ms 1764 KB Output is correct
25 Correct 1324 ms 1748 KB Output is correct
26 Correct 1394 ms 1600 KB Output is correct
27 Correct 1432 ms 1664 KB Output is correct
28 Correct 1366 ms 1464 KB Output is correct
29 Correct 1444 ms 1456 KB Output is correct
30 Correct 1454 ms 1308 KB Output is correct
31 Correct 1291 ms 1580 KB Output is correct
32 Correct 1344 ms 1604 KB Output is correct
33 Correct 1316 ms 1928 KB Output is correct
34 Correct 1627 ms 1660 KB Output is correct
35 Correct 1976 ms 1760 KB Output is correct
36 Correct 1306 ms 1888 KB Output is correct
37 Correct 1466 ms 1620 KB Output is correct
38 Correct 1325 ms 1632 KB Output is correct
39 Correct 1293 ms 1768 KB Output is correct
40 Correct 1300 ms 1464 KB Output is correct
41 Correct 1377 ms 1696 KB Output is correct
42 Correct 1397 ms 1288 KB Output is correct
43 Correct 1327 ms 1596 KB Output is correct
44 Correct 1374 ms 1596 KB Output is correct
45 Correct 1295 ms 2028 KB Output is correct
46 Correct 1322 ms 1948 KB Output is correct
47 Correct 1280 ms 1896 KB Output is correct
48 Correct 1364 ms 1520 KB Output is correct
49 Correct 1334 ms 1792 KB Output is correct
50 Correct 1376 ms 1584 KB Output is correct
51 Correct 1366 ms 1676 KB Output is correct
52 Correct 1333 ms 1852 KB Output is correct
53 Correct 1298 ms 1608 KB Output is correct