Lưu ý với các bạn là có một số bài không thấy ghi lời giải
1991 j01solutions.pdf 111.92KB 193 downloads 1998 j08solutions.pdf 175.1KB 179 downloads
1992 j02solutions.pdf 114.65KB 148 downloads 1999 j09solutions.pdf 147.21KB 179 downloads
1993 j03solutions.pdf 130.89KB 181 downloads 2000 j10solutions.pdf 164.37KB 185 downloads
1994 j04solutions.pdf 124.13KB 131 downloads 2001 j11solutions.pdf 180.96KB 147 downloads
1995 j05solutions.pdf 133.48KB 147 downloads 2002 j12solutions.pdf 146.28KB 289 downloads
1996 j06solutions.pdf 117.64KB 129 downloads 2003 j13solutions.pdf 132.82KB 175 downloads
1997 j07solutions.pdf 176.82KB 150 downloads 2004 j14solutions.pdf 258.96KB 152 downloads
2005 j15solutions.pdf 156.88KB 175 downloads
2006 j16solutions.pdf 162.29KB 144 downloads
2007 j17solutions1.pdf 85.79KB 247 downloads j17solutions2.pdf 77.4KB 174 downloads
2008 j18solutions1.pdf 86.36KB 147 downloads j18solutions2.pdf 91.7KB 171 downloads
2009 j19solutions1.pdf 81.52KB 139 downloads j19solutions2.pdf 87.67KB 135 downloads
2010 j20solutions1.pdf 87.35KB 170 downloads j20solutions2.pdf 90.56KB 149 downloads
2011 j21solutions1.pdf 148.38KB 139 downloads j21solutions2.pdf 149.88KB 150 downloads
2012 j22solutions2.pdf 185.63KB 143 downloads j22solutions1.pdf 211.59KB 138 downloads
2013 j23solutions1.pdf 136.86KB 151 downloads j23solutions2.pdf 156.03KB 149 downloads
2014 j24solutions1.pdf 133.64KB 154 downloads j24solutions2.pdf 155.63KB 137 downloads
2015 j25solutions1.pdf 147.43KB 210 downloads j25solutions2.pdf 157.17KB 173 downloads