* j=1 =>
<tex>suma = dp[i-1][0]</tex> = 1

         <tex>suma@_de_@suma = dp[i-1][0]</tex> = 1

         <tex>@suma_de_suma@ = dp[i-1][0]</tex> = 1

care devin după update
        <tex>suma = dp[i-1][0]+dp[i-1][j]</tex>

        <tex>suma@_de_@suma=2*dp[i-1][0]+dp[i-1][1]</tex>

        <tex>@suma_de_suma@=2*dp[i-1][0]+dp[i-1][1]</tex>

* j=2 =>
<tex>suma = dp[i-1][0] + dp[i-1][1]</tex>

         <tex>suma_de_suma = 2*dp[i-1][0] + dp[i-1][1]</tex>

         <tex>@suma_de_suma@ = 2*dp[i-1][0] + dp[i-1][1]</tex>

care devin după update
         <tex>suma = dp[i-1][0] + dp[i-1][1]</tex>

         <tex>suma@_de_@suma=2*dp[i-1][0]+dp[i-1][1]</tex>

         <tex>@suma_de_suma@=2*dp[i-1][0]+dp[i-1][1]</tex>