#include <bits/stdc++.h>
using namespace std;
typedef signed long long ll;

#undef _P
#define _P(...) (void)printf(__VA_ARGS__)
#define FOR(x,to) for(x=0;x<(to);x++)
#define FORR(x,arr) for(auto& x:arr)
#define ITR(x,c) for(__typeof(c.begin()) x=c.begin();x!=c.end();x++)
#define ALL(a) (a.begin()),(a.end())
#define ZERO(a) memset(a,0,sizeof(a))
#define MINUS(a) memset(a,0xff,sizeof(a))
//-------------------------------------------------------

int H,W;
int A[404],B[404];

vector<int> E[202020];
int in[202020];
int M[202020];

void solve() {
	int i,j,k,l,r,x,y; string s;
	
	cin>>H>>W;
	FOR(i,H) cin>>A[i];
	FOR(i,W) cin>>B[i];
	/*
	sort(A,A+H);
	reverse(A,A+H);
	sort(B,B+W);
	reverse(B,B+W);
	*/
	FOR(y,H) {
		for(x=1;x<W;x++) {
			if(x<A[y]) {
				E[y*W+x].push_back(y*W+x-1);
				in[y*W+x-1]++;
			}
			else {
				E[y*W+x-1].push_back(y*W+x);
				in[y*W+x]++;
			}
		}
	}
	FOR(x,W) {
		for(y=1;y<H;y++) {
			if(y<B[x]) {
				E[y*W+x].push_back(y*W+x-W);
				in[y*W+x-W]++;
			}
			else {
				E[y*W+x-W].push_back(y*W+x);
				in[y*W+x]++;
			}
		}
	}
	
	int nex=H*W;
	queue<int> Q;
	FOR(i,H*W) if(in[i]==0) Q.push(i);
	while(Q.size()) {
		i=Q.front();
		Q.pop();
		M[i]=nex--;
		
		FORR(e,E[i]) if(--in[e]==0) Q.push(e);
	}
	
	FOR(y,H) {
		FOR(x,W) cout<<M[y*W+x]<<" ";
		cout<<endl;
	}
	
}


int main(int argc,char** argv){
	string s;int i;
	if(argc==1) ios::sync_with_stdio(false), cin.tie(0);
	FOR(i,argc-1) s+=argv[i+1],s+='\n'; FOR(i,s.size()) ungetc(s[s.size()-1-i],stdin);
	cout.tie(0); solve(); return 0;
}