#include<bits/stdc++.h>
#define MAXN 100

int paulo[67];
int camila[67];

int main(){
    int p; scanf("%d", &p);
    for(int i = 1; i <= p; i++){
        scanf("%d", &paulo[i]);
    }

    int c; scanf("%d", &c);
    for(int i = 1; i <= c; i++){
        scanf("%d", &camila[i])
    }

    int i = 1;
    int j = 1;

    int sp = 0;
    int sc = 0;

    printf("0 0\n");
    while(i <= p && j <= c){
        if(paulo[i] < camila[j]){
            sp++;
            i++;
            printf("%d %d\n", sp, sc);
        }
        else{
            sc++;
            j++;
            printf("%d %d\n", sp, sc);
        }
    }
    if(i > p){
        while(j <= c){
            sc++;
            j++;
            printf("%d %d\n", sp, sc);
        }
    }
    else{
        while(i <= p){
            sp++;
            i++;
            printf("%d %d\n", sp, sc);
        }
    }
}