题目

          SOCCER       TOURNAMENT    FinalMatch Sunday        -------- 3 p.m. ------- Will the local team make it all the wayto theend?                                Findout more by calling          --- 555-3033---        MOTHER’S DAY           BIG SALE          Friday 6-9 p.m.       EVERYTHING50% OFF Visit us at New Star Mall              Monday to Saturday    BIGHITS CINEMA          Movies every night at 7 Actorof the week:              Wentworth Miller ===设f（n）为正整数n（十进制）的各数位上的数字的平方之和，比如f（123）=12+22+32．记f1（n）=f（n），fk+1（n）=f[fk（n）]（k=1，2，3，…），则f2007（2007）=______．