1799 | IMO Shortlist 1991 problem 1 | | 0 | | |
1800 | IMO Shortlist 1991 problem 2 | | 0 | | |
1801 | IMO Shortlist 1991 problem 3 | | 0 | | |
1802 | IMO Shortlist 1991 problem 4 | | 0 | | |
1803 | IMO Shortlist 1991 problem 5 | | 0 | | |
1804 | IMO Shortlist 1991 problem 6 | | 0 | | |
1805 | IMO Shortlist 1991 problem 7 | | 0 | | |
1806 | IMO Shortlist 1991 problem 8 | | 0 | | |
1807 | IMO Shortlist 1991 problem 9 | | 1 | | |
1808 | IMO Shortlist 1991 problem 10 | | 1 | | |
1809 | IMO Shortlist 1991 problem 11 | | 0 | | |
1810 | IMO Shortlist 1991 problem 12 | | 0 | | |
1811 | IMO Shortlist 1991 problem 13 | | 0 | | |
1812 | IMO Shortlist 1991 problem 14 | | 0 | | |
1813 | IMO Shortlist 1991 problem 15 | | 2 | | |
1814 | IMO Shortlist 1991 problem 16 | | 7 | | |
1815 | IMO Shortlist 1991 problem 17 | | 1 | | |
1816 | IMO Shortlist 1991 problem 18 | | 0 | | |
1817 | IMO Shortlist 1991 problem 19 | | 0 | | |
1818 | IMO Shortlist 1991 problem 20 | | 0 | | |
1819 | IMO Shortlist 1991 problem 21 | | 0 | | |
1820 | IMO Shortlist 1991 problem 22 | | 0 | | |
1821 | IMO Shortlist 1991 problem 23 | | 0 | | |
1822 | IMO Shortlist 1991 problem 24 | | 0 | | |
1823 | IMO Shortlist 1991 problem 25 | | 0 | | |
1824 | IMO Shortlist 1991 problem 26 | | 0 | | |
1825 | IMO Shortlist 1991 problem 27 | | 0 | | |
1826 | IMO Shortlist 1991 problem 28 | | 0 | | |
1827 | IMO Shortlist 1991 problem 29 | | 0 | | |