Question 101
Find all five-digit numbers $\overline{abcde}$, written in decimal system, if it is known that $\overline{ab}cde - \overline{ebcda} = 69993$, $\overline{bcd} - \overline{dcb} = 792$, $\overline{bc} - \overline{cb} = 72$.
Math Olympiad Vault · MathNet 2003 — Part 02