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This shows you the differences between two versions of the page.
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alf:res:subiecte [2017/05/18 02:40] alexandru.radovici |
alf:res:subiecte [2017/05/18 02:59] (current) alexandru.radovici |
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| Line 38: | Line 38: | ||
| E -> id | E -> id | ||
| E -> number | E -> number | ||
| + | </code> | ||
| + | - Ecrivez l'arborescence pour la grammaire et la chaîne suivantes <code>\ | ||
| + | E -> E + E | ||
| + | E -> id | ||
| + | E -> number | ||
| + | (2-4+((5*6)+6))*67*7 | ||
| + | </code> | ||
| + | - Ecrivez l'AST pour le code source suivant<code> | ||
| + | var s = readNumber () | ||
| + | for (i=0; i<s; i++) | ||
| + | { | ||
| + | write (i*i); | ||
| + | } | ||
| + | </code> | ||
| + | - Ecrivez le Three Address Code pour le code source suivant<code> | ||
| + | var s = readNumber () | ||
| + | for (i=0; i<s; i++) | ||
| + | { | ||
| + | write (i*i); | ||
| + | } | ||
| + | </code> | ||
| + | - Ayant le langage d'assemblage suivant, écrivez le code source suivant<code> | ||
| + | mov alu, value ; alu = value | ||
| + | mov alu, reg ; alu = reg | ||
| + | mov reg, alu ; reg = alu | ||
| + | add reg ; alu = alu + reg | ||
| + | sub reg ; alu = alu - reg | ||
| + | mul reg ; alu = alu * reg | ||
| + | div reg ; alu = alu / reg | ||
| + | |||
| + | 2+3*(6+7) | ||
| + | </code> | ||
| + | - Allouert les variables suivantes<code> | ||
| + | struct | ||
| + | { | ||
| + | int n1; | ||
| + | int n2; | ||
| + | int n3; | ||
| + | int f[70] | ||
| + | } s; | ||
| + | |||
| + | s *s1, s2, s3[75], s4; | ||
| + | </code> | ||
| + | - Ecrivez le diagramme de flux de contrôle pour le code source suivant<code> | ||
| + | var s = 0; | ||
| + | while (s<1000) | ||
| + | { | ||
| + | s = s + 1; | ||
| + | if (s%6 == 0) s = s + 4; | ||
| + | else s = s * 3; | ||
| + | } | ||
| </code> | </code> | ||
