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Problem List

Practice your algorithmic skills with these problems

491 problems|
  • #
    loops - part 1
    ×274
  • 123
    loops - part 4
    ×186
  • a^2 * a^3 = a^5
    BIG integers
    ×232
  • |a - b|
    BIG integers
    ×255
  • a-b
    integers
    ×490
  • a/b
    integers
    ×479
  • a+b
    integers
    ×492
  • A / B
    doubles
    ×229
  • A + B
    Khimio
    ×506
  • ABABABA2026×104
  • a+b+c+d
    integers
    ×425
  • A four-digit odd number
    if
    ×269
  • Alice and Bob playing an easy game×197
  • All even
    loops - part 1
    ×190
  • All numbers from 1 to N
    loops - part 1
    ×191
  • All numbers from l to r
    loops - part 1
    ×181
  • All odd
    loops - part 1
    ×199
  • Almost increasing×147
  • Almost Palindrome×26
  • Alphabet
    string & chars
    ×105
  • a mod b
    integers
    ×435
  • Ant×39
  • Antiqa globus×44
  • A puzzle about queens×23
  • Aquarium
    introduction to C++
    ×453
  • Archivist×33
  • Area of a right triangle
    doubles
    ×117
  • Are the arrays equal?
    Arrays
    ×112
  • Arithmetic Averages
    doubles
    ×147
  • Arithmetic expression
    integers
    ×326
  • Arithmetic Game×70
  • Arithmetic progression
    loops - part 1
    ×125
  • Arithmetic sum
    Khimio
    ×207
  • Arrangement×14
  • Array alignment
    Arrays
    ×72
  • Array queries
    Arrays
    ×58
  • Arrays and Queries×33
  • a x b
    BIG integers
    ×197
  • Balloonburst×29
  • b + a or a + b
    string
    ×129
  • Beautiful name×17
  • Beautiful Numbers×19
  • Bee×19
  • Binary String×11
  • Book and Stamps×15
  • Bookshelf×11
  • Boring Data Structure×31
  • Bouquet×16
  • Break into digits×55
  • Bukhara Avenue
    ioi-test
    ×200
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