i believe it is a kakuro puzzle

can you solve this puzzle? the answer is a single word only. and it is not a coding assignment

Instructions S1 4511343131554135545315552145121534542315442215 \begin{tabular}{l|l} S2 & 455125145331135141325423514511141131515141 \end{tabular} S3 1555331423212541422421144313342155412554 S4 4332232353415214153532255424453213153225 S5 44414515413554531555214512153435412454151555 \begin{tabular}{l|l} S6 & 2452224114533113514132542351453113455151 \end{tabular} S7 3412432125414224211443133421554121442114 \begin{tabular}{l|l} S8 & 25445543521415353225542445321333525532 \end{tabular} \begin{tabular}{l|l} s9 & 322134324415413554531555214512153451312134 \end{tabular} S10 5422155141312214533113514132542351455114121331 S11 341233351125414224211443133421554121421514214153333521151421 \begin{tabular}{l|l|l} S12 & 31441322341344435214153532255424453213532532 \end{tabular} S13 44415253545234112541355453155521451215345131213454151555 S14 2345423441145331135141325423514541144151 \begin{tabular}{l|l} S15 & 231512512541422421144313342155424515 \end{tabular} S16 31441322341332322552141535322554244532131432155325321411445132154153