diff --git a/src/main/java/TP2/asd/SymTable.java b/src/main/java/TP2/asd/SymTable.java
index 4475192..e408b17 100644
--- a/src/main/java/TP2/asd/SymTable.java
+++ b/src/main/java/TP2/asd/SymTable.java
@@ -61,10 +61,16 @@ public class SymTable {
         return new Result(newSymTab,newVar);
     }
 
+    //retourne le nom de la var déjà déclaré avec son id
     public String getVar(String nomVar){
         return nomVar + this.stackMap.getLast().get(nomVar).id;
     }
 
+    //retourne le type de la var
+    public Type getType(String nomVar){
+        return this.stackMap.getLast().get(nomVar).type;
+    }
+
     public PStack<PMap<String,ValueTable>> next_layer(){
         return stackMap.plus(HashTreePMap.empty());
     }
@@ -109,10 +115,10 @@ public class SymTable {
         return this.stackmap();
     }
 
-    public ValueTable getvar_Type(String s){
+    public Type getvar_Type(String s){
         for(int i= stackMap.size()-1; i>=0; i--){
             if(stackMap.get(i).containsKey(s)){
-                return stackMap.get(i).get(s);
+                return stackMap.get(i).get(s).type;
             }
         }
         return null;
diff --git a/src/main/java/TP2/asd/toLLVM_Visitor.java b/src/main/java/TP2/asd/toLLVM_Visitor.java
index 0bd5656..4e5566b 100644
--- a/src/main/java/TP2/asd/toLLVM_Visitor.java
+++ b/src/main/java/TP2/asd/toLLVM_Visitor.java
@@ -57,7 +57,7 @@ public class toLLVM_Visitor implements  ProgramVisitor<SymTable,ProgramLLVMImpl>
     public DefineLLVM visitFunction(FunctionImp fun, SymTable h) {
         ArrayList<InstructionLLVM> instrLLVM = new ArrayList<>();
         instrLLVM.addAll(fun.instruction().accept(this, h));
-        return new DefineLLVMImpl(fun.nom(), fun.type().accept(this, h), instrLLVM);
+        return new DefineLLVMImpl(fun.nom(), fun.type().accept(this, h), new ArrayList<>(), instrLLVM);
     }
 
     //DECLARATION
@@ -130,14 +130,22 @@ public class toLLVM_Visitor implements  ProgramVisitor<SymTable,ProgramLLVMImpl>
     @Override
     public ArrayList<InstructionLLVM> visitPrint(PrintImp instr, SymTable h) {
         ArrayList<InstructionLLVM> l = new ArrayList<>();
-        l.add(new PrintLLVMImpl(new ArrayList())); //TODO
+        ArrayList<ValLLVM> params = new ArrayList<>();
+        l.add(new PrintLLVMImpl(params)); //TODO
         return l;
     }
 
     @Override
     public ArrayList<InstructionLLVM> visitRead(ReadImp instr, SymTable h) {
         ArrayList<InstructionLLVM> l = new ArrayList<>();
-        l.add(new ReadLLVMImpl(new ArrayList())); //TODO
+        for(int i = 0; i<instr.t().size(); i++){
+            String nomVar = h.getVar(instr.t().get(i).name());
+            Type typeVar = h.getType(instr.t().get(i).name());
+            VarLLVMImpl newVar = new VarLLVMImpl(typeVar.accept(this,h), nomVar);
+            ArrayList<ValLLVM> params = new ArrayList<>();
+            params.add(newVar);
+            l.add(new ReadLLVMImpl(params));
+        }
         return l;
     }
 
@@ -213,7 +221,6 @@ public class toLLVM_Visitor implements  ProgramVisitor<SymTable,ProgramLLVMImpl>
         ValLLVM val = temp.val; //temp6
         ExpressionLLVM exTemp = new IcmpLLVMImp(val,new ValLLVMImpl(new IntLLVMImpl(), 0));
         Result temp2 = h.addNewTempVar();
-        h = temp2.symTable;
         VarLLVMImpl varCond = new VarLLVMImpl(exTemp.getType(), temp2.var);
         l.add(new AssignLVMImpl(varCond,exTemp));
         l.add(new BrCondLLVMImp(varCond,labelDo,labelDone));
@@ -238,8 +245,12 @@ public class toLLVM_Visitor implements  ProgramVisitor<SymTable,ProgramLLVMImpl>
 
     @Override
     public InstrAndVal visitVar(VarImp e, SymTable h) {
-        ValLLVM val = new VarLLVMImpl(new IntLLVMImpl(), e.name());
-        return new InstrAndVal(new ArrayList<>(), val);
+        ArrayList<AssignLVMImpl> l =new ArrayList<>();
+        ValLLVM val = new VarLLVMImpl(h.getvar_Type(e.name()).accept(this,h),h.getVar(e.name()));
+
+        VarLLVMImpl varTemp = new VarLLVMImpl(h.getvar_Type(e.name()).accept(this,h),h.addNewTempVar().var);
+        l.add(new AssignLVMImpl(varTemp,((ExpressionLLVM)(new LoadLLVMImpl(val)))));
+        return new InstrAndVal(l, varTemp);
     }
 
     @Override
diff --git a/src/main/java/TP2/llvm/Interface.java b/src/main/java/TP2/llvm/Interface.java
index 672c00d..30c6bf6 100644
--- a/src/main/java/TP2/llvm/Interface.java
+++ b/src/main/java/TP2/llvm/Interface.java
@@ -1,5 +1,4 @@
 package TP2.llvm;
-import TP2.asd.Program.IfThenElseImp;
 import TP2.llvm.ProgramLLVM.*;
 
 public interface Interface {
@@ -32,12 +31,10 @@ public interface Interface {
         public S visitStoreLLVM(StoreLLVMImpl instr, H h);
         public S visitPrintLLVM(PrintLLVMImpl instr, H h);
         public S visitReadLLVM(ReadLLVMImpl instr, H h);
-        public S visitIfThenElseLLVM(IfThenElseLLVMImp instr, H h);
-        public S visitIfThenLLVM(IfThenLLVMImp instr, H h);
-        public S visitWhileLLVM(WhileLLVMImp instr, H h);
         public S visitLabelLLVM(LabelLLVMImp instr, H h);
         public S visitBrLLVM(BrLLVMImp instr, H h);
         public S visitBrCondLLVM(BrCondLLVMImp instr, H h);
+        public S visitCallLLVM(CallLLVMImpl instr, H h);
     }
 
     //////////ExpressionLLVM (expression)
@@ -52,7 +49,7 @@ public interface Interface {
     public interface ExpressionLLVMVisitor<H,S> {
         public S visitBinOpLLVM(BinOpLLVMImpl e, H h);
         public S visitAllocaLLVM(allocaLLVMImpl e,H h);
-        public S visitLoadLLVM(loadLLVMImpl e,H h);
+        public S visitLoadLLVM(LoadLLVMImpl e,H h);
         public S visitValLLVM(ValLLVMImpl e,H h);
         public S visitVarLLVM(VarLLVMImpl e,H h);
         public S visitIcmpLLVM(IcmpLLVMImp e, H h);
@@ -73,6 +70,7 @@ public interface Interface {
         public S visitIntLLVM(IntLLVMImpl e,H h);
         public S visitVoidLLVM(VoidLLVMImpl e, H h);
         public S visitBooleanLLVM(BooleanLLVMImp e, H h);
+        public S visitStringLLVM(StringLLVMImp e, H h);
     }
 
 }
diff --git a/src/main/java/TP2/llvm/PrettyprinterLLVM_Visitor.java b/src/main/java/TP2/llvm/PrettyprinterLLVM_Visitor.java
index 158bb79..9b8ad86 100644
--- a/src/main/java/TP2/llvm/PrettyprinterLLVM_Visitor.java
+++ b/src/main/java/TP2/llvm/PrettyprinterLLVM_Visitor.java
@@ -1,5 +1,7 @@
 package TP2.llvm;
 
+import java.util.ArrayList;
+
 import TP2.asd.Program.IfThenElseImp;
 import TP2.llvm.Interface.*;
 import TP2.llvm.ProgramLLVM.*;
@@ -29,6 +31,7 @@ TypeLLVMVisitor<String,String>
             //}
 
             //PROTO et FUNC
+
             for(DefineLLVM fonction : prog.fonctions()){
                 str.append(fonction.accept(this,indent));
                 str.append("\n");
@@ -39,7 +42,7 @@ TypeLLVMVisitor<String,String>
     @Override
     public String visitDefineLLVM(DefineLLVMImpl define, String indent) {
         StringBuilder str = new StringBuilder("define ");
-            str.append(define.type().accept(this,indent)).append(" @").append(define.nom()).append("(");
+            str.append(define.type().accept(this,indent)).append(" @").append(define.name()).append("(");
 
             //TODO param
 
@@ -103,25 +106,38 @@ TypeLLVMVisitor<String,String>
 
 
     @Override
-    public String visitLoadLLVM(loadLLVMImpl e, String h) {
-        return "load" + " i" + e.nbBits() + ", i"+ e.nbBits2() + "* %" + e.val().accept(this, h);
-    }
-
-
-    @Override
-    public String visitPrintLLVM(PrintLLVMImpl instr, String h) {
-        return INDENT+"call " + "...TODO..." +" printf " + "...TODO...";
+    public String visitLoadLLVM(LoadLLVMImpl e, String h) {
+        return "load" + " " + e.getType().accept(this, h) + ", "+ e.getType().accept(this, h) + "* " + e.val().accept(this, h);
     }
 
     @Override
-    public String visitReadLLVM(ReadLLVMImpl instr, String h) {
-        return INDENT+"call " + "...TODO..." +" scanf " + "...TODO...";
+    public String visitCallLLVM(CallLLVMImpl instr, String h) {
+        String str = INDENT+ "call " + instr.str() + instr.f().type().accept(this, h) + " @"+instr.f().name() + "(";
+        for(int i = 0; i<instr.params().size(); i++){
+            str += instr.params().get(i).getType().accept(this, h) + " " + instr.params().get(i).accept(this,h);
+            if(i<instr.params().size()-1) str += ", ";
+        }
+        return str + ")";
+    }
+
+    @Override
+    public String visitPrintLLVM(PrintLLVMImpl instr, String h) { //TODO
+        DefineLLVMImpl printLLVM = new DefineLLVMImpl("printf", new IntLLVMImpl(), new ArrayList<>(), new ArrayList<>());
+        CallLLVMImpl callPrint = new CallLLVMImpl(printLLVM, new ArrayList<>(),"(i8*,...) ");
+        return callPrint.accept(this, h);
+    }
+
+    @Override
+    public String visitReadLLVM(ReadLLVMImpl instr, String h) { //TODO
+        DefineLLVMImpl readLLVM = new DefineLLVMImpl("scanf", new IntLLVMImpl(), new ArrayList<>(), new ArrayList<>());
+        CallLLVMImpl callRead = new CallLLVMImpl(readLLVM, instr.l(),"(i8*,...) ");
+        return callRead.accept(this, h);
     }
 
         //label
     @Override
     public String visitLabelLLVM(LabelLLVMImp instr, String h) {
-        return instr.nom()+":";
+        return instr.name()+":";
     }
 
     @Override
@@ -134,24 +150,6 @@ TypeLLVMVisitor<String,String>
         return INDENT+"br " + instr.var().type().accept(this, h) +" "+ instr.var().accept(this, h) + ", label %" + instr.label() + ", label %" + instr.labelElse() ; 
     }
 
-    
-    @Override
-    public String visitIfThenElseLLVM(IfThenElseLLVMImp instr, String h) {
-        // TODO Auto-generated method stub
-        throw new UnsupportedOperationException("Unimplemented method 'visitIfThenElseLLVM'");
-    }
-
-    @Override
-    public String visitIfThenLLVM(IfThenLLVMImp instr, String h) {
-        // TODO Auto-generated method stub
-        throw new UnsupportedOperationException("Unimplemented method 'visitIfThenLLVM'");
-    }
-
-    @Override
-    public String visitWhileLLVM(WhileLLVMImp instr, String h) {
-        // TODO Auto-generated method stub
-        throw new UnsupportedOperationException("Unimplemented method 'visitWhileLLVM'");
-    }
 
 
     @Override
@@ -178,4 +176,10 @@ TypeLLVMVisitor<String,String>
     public String visitBooleanLLVM(BooleanLLVMImp e, String h) {
         return "i1";
     }
+
+    @Override
+    public String visitStringLLVM(StringLLVMImp e, String h) {
+        return "i8*";
+    }
+
 }
diff --git a/src/main/java/TP2/llvm/ProgramLLVM.java b/src/main/java/TP2/llvm/ProgramLLVM.java
index 488c31a..8f2f585 100644
--- a/src/main/java/TP2/llvm/ProgramLLVM.java
+++ b/src/main/java/TP2/llvm/ProgramLLVM.java
@@ -22,7 +22,7 @@ public class ProgramLLVM {
 
     
     //Define
-    public static record DefineLLVMImpl(String nom, TypeLLVM type, ArrayList<InstructionLLVM> instrs) implements DefineLLVM{
+    public static record DefineLLVMImpl(String name, TypeLLVM type, ArrayList<VarLLVMImpl> params, ArrayList<InstructionLLVM> instrs) implements DefineLLVM{
         public <H, S> S accept(DefineLLVMVisitor<H, S> v, H h) {
             return v.visitDefineLLVM(this, h);
         }
@@ -31,7 +31,7 @@ public class ProgramLLVM {
 
     //Instructon :
         //Label
-    public static record LabelLLVMImp(String nom) implements InstructionLLVM{
+    public static record LabelLLVMImp(String name) implements InstructionLLVM{
         @Override
         public <H, S> S accept(InstructionLLVMVisitor<H, S> v, H h) {
             return v.visitLabelLLVM(this, h);
@@ -74,14 +74,21 @@ public class ProgramLLVM {
         }
     }
 
-    public static record PrintLLVMImpl(ArrayList<Object> l) implements  InstructionLLVM{
+    public static record CallLLVMImpl(DefineLLVMImpl f, ArrayList<ValLLVM> params, String str) implements InstructionLLVM{
+        @Override
+        public <H, S> S accept(InstructionLLVMVisitor<H, S> v, H h) {
+            return v.visitCallLLVM(this, h);
+        }
+    }
+
+    public static record PrintLLVMImpl(ArrayList<ValLLVM> l) implements  InstructionLLVM{ //TODO c'est un Call qui appel la fonction print
         @Override
         public <H, S> S accept(InstructionLLVMVisitor<H, S> v, H h) {
             return v.visitPrintLLVM(this, h);
         }
     }
 
-    public static record ReadLLVMImpl(ArrayList<VarLLVMImpl> l) implements InstructionLLVM{
+    public static record ReadLLVMImpl(ArrayList<ValLLVM> l) implements InstructionLLVM{ //TODO c'est un Call qui appel la fonction read
 
         @Override
         public <H, S> S accept(InstructionLLVMVisitor<H, S> v, H h) {
@@ -89,30 +96,6 @@ public class ProgramLLVM {
         }
     }
 
-    public static record IfThenLLVMImp(ExpressionLLVM cond, InstructionLLVM instr) implements InstructionLLVM{
-        @Override
-        public <H, S> S accept(InstructionLLVMVisitor<H, S> v, H h) {
-            return v.visitIfThenLLVM(this, h);
-        }
-        
-    }
-
-    public static record IfThenElseLLVMImp(ExpressionLLVM cond, InstructionLLVM intr1, InstructionLLVM instr2) implements InstructionLLVM{
-
-        @Override
-        public <H, S> S accept(InstructionLLVMVisitor<H, S> v, H h) {
-            return v.visitIfThenElseLLVM(this, h);
-        }
-    }
-
-    public static record WhileLLVMImp(ExpressionLLVM cond, InstructionLLVM instr) implements InstructionLLVM{
-
-        @Override
-        public <H, S> S accept(InstructionLLVMVisitor<H, S> v, H h) {
-            return v.visitWhileLLVM(this, h);
-        }
-    }    
-
     //Expression :
     public static record BinOpLLVMImpl(TypeLLVM type,Op op, ValLLVM val1,ValLLVM val2) implements ExpressionLLVM{
         @Override
@@ -153,7 +136,7 @@ public class ProgramLLVM {
     }
 
 
-    public static record loadLLVMImpl(TypeLLVM type, int nbBits,int nbBits2, ValLLVM val) implements ExpressionLLVM{
+    public static record LoadLLVMImpl(ValLLVM val) implements ExpressionLLVM{
         @Override
         public <H, S> S accept(ExpressionLLVMVisitor<H, S> v, H h) {
             return v.visitLoadLLVM(this, h);
@@ -161,7 +144,7 @@ public class ProgramLLVM {
 
         @Override
         public TypeLLVM getType() {
-            return type;
+            return val().getType();
         }
     }
 
@@ -227,4 +210,11 @@ public class ProgramLLVM {
             return v.visitBooleanLLVM(this, h);
         }
     }
+
+    public static record StringLLVMImp() implements TypeLLVM{
+        @Override
+        public <H, S> S accept(TypeLLVMVisitor<H, S> v, H h) {
+            return v.visitStringLLVM(this, h);
+        }
+    }
 }