Submission #97390

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
97390	2019-02-15 17:08:10	kdh9949	Exhibition (JOI19_ho_t2)	C++17	100 / 100	102 ms	1568 KiB

joi2019_ho_t2

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#include <bits/stdc++.h>
using namespace std;
using pii = pair<int, int>;
#define x first
#define y second
const int N = 100005;
int n, m, c[N], r;
pii a[N];
int main(){
    scanf("%d%d", &n, &m);
    for(int i = 0; i < n; i++) scanf("%d%d", &a[i].y, &a[i].x);
    sort(a, a + n, greater<pii>());
    for(int i = 0; i < m; i++) scanf("%d", c + i);
    sort(c, c + m, greater<int>());
    for(int i = 0; i < n; i++) if(a[i].y <= c[r]) r++;
    printf("%d\n", r);
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

joi2019_ho_t3.cpp: In function 'int main()':
joi2019_ho_t3.cpp:14:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &n, &m);
     ~~~~~^~~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:15:37: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i = 0; i < n; i++) scanf("%d%d", &a[i].y, &a[i].x);
                                ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
joi2019_ho_t3.cpp:17:37: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i = 0; i < m; i++) scanf("%d", c + i);
                                ~~~~~^~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 40 / 40
• Subtask 3: 50 / 50