| 1974 | Minimum Time to Type Word Using Special Typewriter | Easy |
| 1975 | Maximum Matrix Sum | Medium |
| 1976 | Number of Ways to Arrive at Destination | Medium |
| 1977 | Number of Ways to Separate Numbers | Hard |
| 1979 | Find Greatest Common Divisor of Array | Easy |
| 1980 | Find Unique Binary String | Medium |
| 1981 | Minimize the Difference Between Target and Chosen Elements | Medium |
| 1982 | Find Array Given Subset Sums | Hard |
| 1984 | Minimum Difference Between Highest and Lowest of K Scores | Easy |
| 1985 | Find the Kth Largest Integer in the Array | Medium |
| 1986 | Minimum Number of Work Sessions to Finish the Tasks | Medium |
| 1987 | Number of Unique Good Subsequences | Hard |
| 1991 | Find the Middle Index in Array | Easy |
| 1992 | Find All Groups of Farmland | Medium |
| 1993 | Operations on Tree | Medium |
| 1994 | The Number of Good Subsets | Hard |
| 1995 | Count Special Quadruplets | Easy |
| 1996 | The Number of Weak Characters in the Game | Medium |
| 1997 | First Day Where You Have Been in All the Rooms | Medium |
| 1998 | GCD Sort of an Array | Hard |
| 2000 | Reverse Prefix of Word | Easy |
| 2001 | Number of Pairs of Interchangeable Rectangles | Medium |
| 2002 | Maximum Product of the Length of Two Palindromic Subsequences | Medium |
| 2003 | Smallest Missing Genetic Value in Each Subtree | Hard |
| 2006 | Count Number of Pairs With Absolute Difference K | Easy |
| 2007 | Find Original Array From Doubled Array | Medium |
| 2008 | Maximum Earnings From Taxi | Medium |
| 2009 | Minimum Number of Operations to Make Array Continuous | Hard |
| 2011 | Final Value of Variable After Performing Operations | Easy |
| 2012 | Sum of Beauty in the Array | Medium |