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Omni-MATH / 100 numbers 1, 1/2, 1/3, ..., 1/100 are written on the blackboard. One may delete two arbitrary numbers a and b among them and replace them by the number a+b+ab. After 99 such oper… · Discussion

Discussing 100 numbers 1, 1/2, 1/3, ..., 1/100 are written on the blackboard. One may delete two arbitrary numbers a and b among them and replace them by the number a+b+ab. After 99 such oper… · Omni-MATH

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