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View Compilation Error

0_0_18126709_30195.cpp:8:1: error: 'LL' does not name a type
 LL dp[N][N],P3[N*N],fac[N],inv[N];
 ^
0_0_18126709_30195.cpp:11:1: error: 'LL' does not name a type
 LL Pow_mod(LL a,int x) {
 ^
0_0_18126709_30195.cpp:21:1: error: 'LL' does not name a type
 LL C(int n,int m) {
 ^
0_0_18126709_30195.cpp: In function 'int main()':
0_0_18126709_30195.cpp:26:2: error: 'P3' was not declared in this scope
  P3[0]=1; dp[1][0]=1;
  ^
0_0_18126709_30195.cpp:26:11: error: 'dp' was not declared in this scope
  P3[0]=1; dp[1][0]=1;
           ^
0_0_18126709_30195.cpp:28:2: error: 'fac' was not declared in this scope
  fac[0]=1;
  ^
0_0_18126709_30195.cpp:30:2: error: 'inv' was not declared in this scope
  inv[10]=Pow_mod(fac[10],Mod-2);
  ^
0_0_18126709_30195.cpp:30:31: error: 'Pow_mod' was not declared in this scope
  inv[10]=Pow_mod(fac[10],Mod-2);
                               ^
0_0_18126709_30195.cpp:34:4: error: 'LL' was not declared in this scope
    LL tmp=P3[i*j];
    ^
0_0_18126709_30195.cpp:38:7: error: 'tmp' was not declared in this scope
      (tmp-=P3[(i-k)*(j-l)]*dp[k][l]%Mod*C(j,l)%Mod*C(i-1,k-1)%Mod)%=Mod;
       ^
0_0_18126709_30195.cpp:38:46: error: 'C' was not declared in this scope
      (tmp-=P3[(i-k)*(j-l)]*dp[k][l]%Mod*C(j,l)%Mod*C(i-1,k-1)%Mod)%=Mod;
                                              ^
0_0_18126709_30195.cpp:41:5: error: 'tmp' was not declared in this scope
    (tmp+=Mod)%=Mod;
     ^


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