This may helpful for you,

You can try this way you will reach

<apex:page controller="opportunityList2Con">
    <apex:sectionHeader Title="This is a Set Controller Test" subtitle="There are a total of {!reccount} Records in this list" title="Oppurtunity"/>
    <apex:pageBlock >
        <apex:form >
        <apex:pageBlockTable value="{!opportunities}" var="o">
            <apex:column value="{!o.name}"/>
            <apex:column value="{!o.closedate}"/>
        </apex:pageBlockTable>
        <apex:commandLink action="{!previous}">Previous</apex:commandlink> &nbsp;
    <apex:commandLink action="{!next}">Next</apex:commandlink>

        </apex:form>
    </apex:pageBlock>
</apex:page>

public class opportunityList2Con {

    public Integer getReccount() {
        return setCon.getResultSize();
    }

    
    Public void Next(){
        setCon.next();        
    }

    Public void Previous(){
        setCon.previous();
    }

    public string qry='select name,closedate from Opportunity limit 9999';
    public ApexPages.StandardSetController setCon {get {
            if(setCon == null) {setCon = new ApexPages.StandardSetController(Database.getQueryLocator(qry));
            }
            setCon.setPageSize(10);
            return setCon;
        }set;
    }
    public List<Opportunity> getOpportunities() {
         return (List<Opportunity>) setCon.getRecords();
    }
}