#include<stdio.h>
#include<iostream>
#include<string.h>
#include<stdlib.h>
#include<vector>
#include<algorithm>
#include<math.h>
#include<string>
#include<set>
#include<queue>
#include<map>
using namespace std;
struct node
{
friend bool operator< (node n1, node n2)
{
return n1.priority < n2.priority;
}
int priority;
int value;
};
int main()
{
const int len = 5;
int i;
int a[len] = {3,5,9,6,2};
//示例1
priority_queue<int> qi;
for(i = 0; i < len; i++)
qi.push(a[i]);
for(i = 0; i < len; i++)
{
cout<<qi.top()<<" ";
qi.pop();
}
cout<<endl;
//示例2
priority_queue<int, vector<int>, greater<int> >qi2;
for(i = 0; i < len; i++)
qi2.push(a[i]);
for(i = 0; i < len; i++)
{
cout<<qi2.top()<<" ";
qi2.pop();
}
cout<<endl;
//示例3
priority_queue<node> qn;
node b[len];
b[0].priority = 6; b[0].value = 1;
b[1].priority = 9; b[1].value = 5;
b[2].priority = 2; b[2].value = 3;
b[3].priority = 8; b[3].value = 2;
b[4].priority = 1; b[4].value = 4;
for(i = 0; i < len; i++)
qn.push(b[i]);
cout<<"优先级"<<'\t'<<"值"<<endl;
for(i = 0; i < len; i++)
{
cout<<qn.top().priority<<'\t'<<qn.top().value<<endl;
qn.pop();
}
return 0;
}
#include<iostream>
#include<string.h>
#include<stdlib.h>
#include<vector>
#include<algorithm>
#include<math.h>
#include<string>
#include<set>
#include<queue>
#include<map>
using namespace std;
struct node
{
friend bool operator< (node n1, node n2)
{
return n1.priority < n2.priority;
}
int priority;
int value;
};
int main()
{
const int len = 5;
int i;
int a[len] = {3,5,9,6,2};
//示例1
priority_queue<int> qi;
for(i = 0; i < len; i++)
qi.push(a[i]);
for(i = 0; i < len; i++)
{
cout<<qi.top()<<" ";
qi.pop();
}
cout<<endl;
//示例2
priority_queue<int, vector<int>, greater<int> >qi2;
for(i = 0; i < len; i++)
qi2.push(a[i]);
for(i = 0; i < len; i++)
{
cout<<qi2.top()<<" ";
qi2.pop();
}
cout<<endl;
//示例3
priority_queue<node> qn;
node b[len];
b[0].priority = 6; b[0].value = 1;
b[1].priority = 9; b[1].value = 5;
b[2].priority = 2; b[2].value = 3;
b[3].priority = 8; b[3].value = 2;
b[4].priority = 1; b[4].value = 4;
for(i = 0; i < len; i++)
qn.push(b[i]);
cout<<"优先级"<<'\t'<<"值"<<endl;
for(i = 0; i < len; i++)
{
cout<<qn.top().priority<<'\t'<<qn.top().value<<endl;
qn.pop();
}
return 0;
}