#include<bits/stdc++.h>
using namespace std;
#define int long long
char buf[1<<22],*p1,*p2;
#define getchar() (p1==p2&&(p2=(p1=buf)+fread(buf,1,1<<22,stdin),p1==p2)?0:*p1++)
inline int read(){
    int x=0,f=1;char ch=getchar();
    while(!isdigit(ch))f=(ch=='-')?-1:1,ch=getchar();
    while(isdigit(ch))x=(x<<3)+(x<<1)+(ch^48),ch=getchar();
    return x*f;
}
const int N=2e6+5;
int n,K,q,B,op[5005],x[5005],f[N],g[N],p[N],v[N],t[N],vis[N],ans[N];
void add1(int i){for(int j=K;j>=t[i];j--)f[j]=max(f[j],f[j-t[i]]+v[i]);}
void add2(int i){for(int j=K/p[i];j>=v[i];j--)g[j]=min(g[j],g[j-v[i]]+t[i]);}
signed main(){
    n=read();q=read();K=read();B=sqrt(q*K/(n+K));B=max(B,1ll);
    for(int i=1;i<=n;i++)p[i]=read(),v[i]=read(),t[i]=p[i]*v[i];
    for(int i=1;i<=q;i++)op[i]=read(),x[i]=read(),vis[x[i]]=op[i]==1;
    memset(g,0x3f,sizeof(g));g[0]=0;
    for(int i=1;i<=n;i++)if(!vis[i]){if(p[i]<=B)add1(i);else add2(i);}
    for(int i=q;i>=1;i--)
        if(op[i]==1){if(p[x[i]]<=B)add1(x[i]);else add2(x[i]);}
        else{int &res=ans[i];for(int j=x[i]/B;j>=0;j--)if(x[i]>=g[j])res=max(res,f[x[i]-g[j]]+j);}
    for(int i=1;i<=q;i++)if(op[i]==2)printf("%lld\n",ans[i]);
    return 0;
}