#include 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,K; int X[25],Y[25]; vector> V; ll mo=100000007; ll comb(ll N_, ll C_) { const int NUM_=400001; static ll fact[NUM_+1],factr[NUM_+1],inv[NUM_+1]; if (fact[0]==0) { inv[1]=fact[0]=factr[0]=1; for (int i=2;i<=NUM_;++i) inv[i] = inv[mo % i] * (mo - mo / i) % mo; for (int i=1;i<=NUM_;++i) fact[i]=fact[i-1]*i%mo, factr[i]=factr[i-1]*inv[i]%mo; } if(C_<0 || C_>N_) return 0; return factr[C_]*fact[N_]%mo*factr[N_-C_]%mo; } ll dp[1<<20]; void solve() { int i,j,k,l,r,x,y; string s; cin>>H>>W>>K; FOR(i,K) { cin>>Y[i]>>X[i]; V.push_back({X[i]+Y[i],X[i]}); } sort(ALL(V)); FOR(i,V.size()) X[i]=V[i].second, Y[i]=V[i].first-V[i].second; int mask; for(mask=(1<=0;mask--) { int px=0,py=0; dp[mask]=1; ll pat=1; FOR(i,K) if(mask&(1<=0; i--) { i&=ok; ret+=dp[i]; } ret=(ret%mo+mo)%mo; cout<