View Compilation Error

0_0_38627816_29954.cpp: In function 'int main()':
0_0_38627816_29954.cpp:16:21: error: 'p' was not declared in this scope
   for(i=1;i<=n;i++) p[i][i]=1.0;
                     ^
0_0_38627816_29954.cpp:19:4: error: 'p' was not declared in this scope
    p[mp[s1]][mp[s2]]=c;
    ^
0_0_38627816_29954.cpp:24:18: error: 'p' was not declared in this scope
               if(p[i][j]<p[i][k]*p[k][j]);
                  ^
0_0_38627816_29954.cpp:26:10: error: 'p' was not declared in this scope
       if(p[i][i]>1) {flag=1;break;}
          ^