hdu1978

      {
          scanf(          {
         scanf(         ;i<n;i++) ;j<m;j++)
         scanf(         memset(dp,,         dp[][]=;
         ;i<n;i++)
         {
             ;j<m;j++)
             {
                 ;k<=map[i][j];k++)
                 {
                     ;p<=(map[i][j]-k);p++)
                     {
                         ||p!=)
                         {
                             dp[i+k][j+p]+=dp[i][j];
                             dp[i+k][j+p]%=mod;
                         }
                     }
                 }
             }
         }
         printf(][m-]);
     }
     ;
 }