#include <bits/stdc++.h>
using namespace std;

#define int long long

#define rep(i,s,n) for(int i = s;i<n;i++)
#define repe(i,s,n) for(int i = s;i<=n;i++)
#define rrep(i,s,n) for(int i = (n)-1;i>=(s);i--)
#define all(v) (v).begin(),(v).end()
#define pb push_back
#define fi first
#define se second
#define chmin(a,b) a=min((a),(b))
#define chmax(a,b) a=max((a),(b))
typedef long long ll;
typedef pair<int,int>pint;
typedef vector<int>vint;
typedef vector<pint>vpint;
typedef pair<pint,int> P1;
typedef pair<int,pint> P2;
typedef pair<pint,pint>PP;
static const ll maxLL = (ll)1 << 62;
const ll MOD=1000000007;
const ll INF=1e18;
int dx[]={0,0,1,-1};
int dy[]={-1,1,0,0};

int N;
int v[101],w[101];
int V;
int dp[101][101010];

signed main(){
	cin.tie(0);
	ios::sync_with_stdio(false);
    cin>>N;
	rep(i,0,N){
		cin>>v[i]>>w[i];
	}
    cin>>V;
	memset(dp,0,sizeof(dp));
	rep(i,0,N)rep(j,0,100002){
		chmax(dp[i+1][j],dp[i][j]);
		chmax(dp[i+1][j+w[i]],dp[i][j]+v[i]);
	}
    int minans=INF,maxans=-1;
	rep(j,1,100002)if(dp[N][j]==V){
		chmin(minans,j);
		chmax(maxans,j);
	}
    cout<<minans<<"\n";
	if(maxans==100001)cout<<"inf"<<"\n";
	else cout<<maxans<<"\n";
    
    //rep(j,0,N)cout<<dp[N][j]<<endl;
    
    
    
    
    
    
    
    
    
    
    
    
    
    return 0;
}