(40 problems solved)
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(24 problems solved)
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(44 problems solved)
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(40 problems solved)
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(71 problems solved)
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(32 problems solved)
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(42 problems solved)
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(20 problems solved)
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(60 problems solved)
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(56 problems solved)
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(74 problems solved)
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(40 problems solved)
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(67 problems solved)
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(106 problems solved)
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(90 problems solved)
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(30 problems solved)
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(50 problems solved)
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(52 problems solved)
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(29 problems solved)
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(33 problems solved)
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(38 problems solved)
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(26 problems solved)
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(32 problems solved)
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(18 problems solved)
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(21 problems solved)
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(27 problems solved)
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(9 problems solved)
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(27 problems solved)
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(13 problems solved)
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(10 problems solved)
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(26 problems solved)
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(19 problems solved)
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(11 problems solved)
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(46 problems solved)
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(12 problems solved)
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(20 problems solved)
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(18 problems solved)
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(15 problems solved)
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(18 problems solved)
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(35 problems solved)
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(22 problems solved)
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(22 problems solved)
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(20 problems solved)
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(10 problems solved)
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(33 problems solved)
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(37 problems solved)
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(17 problems solved)
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(23 problems solved)
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(15 problems solved)
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(18 problems solved)
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(14 problems solved)
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(17 problems solved)
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(13 problems solved)
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(14 problems solved)
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(10 problems solved)
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(10 problems solved)
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(10 problems solved)
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(10 problems solved)
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(17 problems solved)
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(15 problems solved)
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(32 problems solved)
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(20 problems solved)
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(18 problems solved)
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(18 problems solved)
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(14 problems solved)
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(16 problems solved)
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(5 problems solved)
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(44 problems solved)
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(31 problems solved)
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(13 problems solved)
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(13 problems solved)
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(22 problems solved)
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(7 problems solved)
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(22 problems solved)
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(10 problems solved)
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(10 problems solved)
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(26 problems solved)
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(26 problems solved)
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(27 problems solved)
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(12 problems solved)
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(42 problems solved)
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(15 problems solved)
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(16 problems solved)
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(12 problems solved)
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(84 problems solved)
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(17 problems solved)
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(25 problems solved)
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(12 problems solved)
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(23 problems solved)
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(12 problems solved)
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(4 problems solved)
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(10 problems solved)
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(5 problems solved)
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(9 problems solved)
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(10 problems solved)
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(14 problems solved)
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(48 problems solved)
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(15 problems solved)
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(17 problems solved)
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(19 problems solved)
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(40 problems solved)
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(5 problems solved)
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(4 problems solved)
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(11 problems solved)
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(8 problems solved)
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(10 problems solved)
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(7 problems solved)
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(20 problems solved)
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(4 problems solved)
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