Outside the high school program / Congruence 43 exercises (including 31 corrected)

• Congruence (15 exercices)
• Congruence and power (7 exercices)
• Verification key problem (4 exercices)
• Coding (4 exercices)
• Property of gcd and cfcm (3 exercices)
• Fermat's little theorem (8 exercices)
• PPCM (3 exercices)