| Problem name | | In short | Forum |
| A. Phalanx |
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Arrangements of castles on the checkered board |
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| B. Bitsorting |
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The K-th number of newly sorted integers |
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| C. Cubes |
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A square of cubes if one cube is lost |
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| D. Factorial |
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Find K successive digits in N! |
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| E. Lights |
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Color of the point, illuminated by lights |
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| F. Parliament |
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Split the insulted deputies into few groups |
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| G. Strange Numbers |
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The quantity of strange numbers within L to R |
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| H. Two Captains |
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Find the number of arrangements of the sailors |
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| I. Boundary Troops |
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Distribute solders to greatest number of squads |
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| J. Wedding |
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K guests out of N with M pairs of familiars |
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| K. Nice Floor |
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Lay the square floor with the pieces |
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