87 Test file number 169

  87.1 Problem number 7
  87.2 Problem number 8
  87.3 Problem number 9
  87.4 Problem number 10
  87.5 Problem number 11
  87.6 Problem number 12
  87.7 Problem number 13
  87.8 Problem number 14
  87.9 Problem number 15
  87.10 Problem number 16
  87.11 Problem number 17
  87.12 Problem number 18
  87.13 Problem number 19
  87.14 Problem number 20
  87.15 Problem number 21
  87.16 Problem number 22
  87.17 Problem number 79
  87.18 Problem number 80
  87.19 Problem number 81
  87.20 Problem number 82
  87.21 Problem number 83
  87.22 Problem number 84
  87.23 Problem number 85
  87.24 Problem number 86
  87.25 Problem number 107
  87.26 Problem number 108
  87.27 Problem number 109
  87.28 Problem number 118
  87.29 Problem number 119
  87.30 Problem number 120
  87.31 Problem number 128
  87.32 Problem number 129
  87.33 Problem number 130
  87.34 Problem number 131
  87.35 Problem number 132
  87.36 Problem number 133
  87.37 Problem number 252
  87.38 Problem number 253
  87.39 Problem number 254
  87.40 Problem number 255
  87.41 Problem number 256
  87.42 Problem number 257

Test folder name:

test_cases/6_Hyperbolic_functions/6.2_Hyperbolic_cosine/169_6.2.5_Hyperbolic_cosine_functions