How to say the problem exacted a great effort to solve it. in Japanese
1)
そのその(sono) (n,n-suf) that/garden/orchard/park/plantation/place/location問題問題(mondai) (n) problem/questionはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sigh解決解決(kaiketsu) (n,vs) settlement/solution/resolutionするする(suru) (vs-i) to do/to cause to become/to make/to turn/to serve as/to act as/to work as/to wear/to judge as being/to view as being/to think of as/to treat as/to use as/to decide on/to choose/ to be sensed/to be/to be worth/to cost/to pasのにのに(noni) (prt) although/when/and yet/despite this/in spite of/even though/but even so/but even then/however/nevertheless/for all that/notwithstanding that/while/if only/i wish/i tell you/you should do/in order to大変大変(taihen) (adv) very/greatly/immense/enormous/great/serious/grave/dreadful/terrible/difficult/hard/major incident/disasterなな(na) (prt) connects adj to noun/indicates emotion or emphasis/command/prohibition努力努力(doryoku) (n,vs) great effort/exertion/endeavour/endeavor/effortをを(wo) (prt) indicates direct object of action/indicates subject of causative expression/indicates an area traversed/indicates time over which action takes place/indicates point of departure or separation of action/indicates object of desire, like, hate,したした(shita) (n) did/a past form of the previous verb/tongue/tongue-like object/clapper/talon。。(。) Japanese period "."
