PASCAL: AN INTRODUCTION

Exercices
Soit

  A := 1;      B := 2;      C := 4;

Que vaut X après chacune des instructions suivantes,

  X := A / B / C;               ________________
  X := A + B / C;               ________________
  X := A * B * C;               ________________
  X := A * B - C;               ________________
  X := A + B + C;               ________________
  X := A / B * C;               ________________
  X := A * B / C;               ________________
  X := A + B - 1;               ________________


  X := A / B / C;               0.125
  X := A + B / C;               1.5
  X := A * B * C;               8
  X := A * B - C;               -2
  X := A + B + C;               7
  X := A / B * C;               2
  X := A * B / C;               0.5
  X := A + B - 1;               -1