diff --git a/include/common.h b/include/common.h
index 97101b6..371b0f6 100644
--- a/include/common.h
+++ b/include/common.h
@@ -24,9 +24,4 @@ typedef enum {
   ALMOST,
 } e_status;
 
-typedef enum {
-  HUMAN,
-  RANDOM,
-  CLEVER,
-} e_tactic;
 #endif /*COMMON*/
diff --git a/include/ia.h b/include/ia.h
deleted file mode 100644
index f61ce40..0000000
--- a/include/ia.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef IA_H
-#define IA_H
-#include "common.h"
-#include "model.h"
-/*!
- * This function modify the move in parameter in order to get a valid move (1) randomly if tactic is 0 or 
- * (2) in a clever way if tactic is 1 in the corresponding utictactoe u.
- *
- * \param p_uttt a pointer on a s_utictactoe.
- * \param p_move a pointer on a s_move to be modified.
- * \param tactic an e_tactic set to 0 for random strategy and 1 for clever one.
- */
-void best_move(s_utictactoe* p_uttt, s_move* p_move, e_tactic tactic);
-
-s_tictactoe * clone_ttt( s_tictactoe * p_ttt );
-e_location get_best_random_position( s_tictactoe * p_uttt, e_player player);
-#endif
diff --git a/include/view.h b/include/view.h
index a5d5e5d..9dee319 100644
--- a/include/view.h
+++ b/include/view.h
@@ -25,9 +25,8 @@ int elocation_to_coord(e_location l);
  * \param p_move a pointer on a s_move to be modified.
  * \param v a pointer on the view to use.
  */
-void set_next_player_move(s_move * p_move, p_view v, e_tactic tactic);
+void set_next_player_move(s_move * p_move, p_view v);
 
-void display_winner(p_view v);
 /*!
  * This function free all the memory used by a given view which
  * reference is given.
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 996dcc8..4812c33 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -3,4 +3,4 @@ set(CMAKE_C_FLAGS "-std=c99 -lncurses -g -Wall")
 set(CMAKE_INSTALL_PREFIX ".") 
 include_directories(../include)
 project(utictactoe)
-add_executable(${PROJECT_NAME}  utictactoe.c model.c view.c ia.c)
+add_executable(${PROJECT_NAME}  utictactoe.c model.c view.c)
diff --git a/src/ia.c b/src/ia.c
deleted file mode 100644
index 64a73ff..0000000
--- a/src/ia.c
+++ /dev/null
@@ -1,76 +0,0 @@
-#include "common.h"
-#include "model.h"
-#include "view.h"
-#include "ia.h"
-
-void best_move (s_utictactoe * p_uttt, s_move * m ,e_tactic tactic)
-{
-    //do{
-        if ( p_uttt->inception_level == 1 ) {
-            m->outer_position = get_best_random_position(
-                    p_uttt->outer_tictactoe,
-                    m->player
-                );
-        }
-        else {
-            m->outer_position = get_next_outer_position(p_uttt);
-            if ( m->outer_position == FREE ) {
-                do {
-                    m->outer_position = (e_location)(TOPLEFT + rand() % TICTACTOE_SIZE);
-                } while(p_uttt->inner_tictactoes[m->outer_position]->winner != NOBODY);
-            }
-
-            m->inner_position = get_best_random_position(
-                    p_uttt->inner_tictactoes[m->outer_position],
-                    m->player
-            );
-        }
-    //} while (is_move_valid(p_uttt,m) != YES);
-    return;
-}
-
-s_tictactoe * clone_ttt( s_tictactoe * p_ttt ) {
-    s_tictactoe * t = create_empty_tictactoe();
-    for (int i=0; i<TICTACTOE_SIZE; i++){
-        t->content[i] = p_ttt->content[i];
-    }
-    return t;
-}
-
-e_location get_best_random_position (s_tictactoe * p_ttt, e_player player) {
-    mvwprintw(stdscr, 13, 0, "                                  ");
-    s_tictactoe * c_ttt = clone_ttt(p_ttt);
-    e_player opponent = ( player == PLAYER_O )?PLAYER_X:PLAYER_O;
-
-    // Check if IA player can win
-    for(int i=0; i<TICTACTOE_SIZE; i++) {
-        if(c_ttt->content[i] == NOBODY) {
-            c_ttt->content[i] = player;
-            set_tictactoe_winner(c_ttt);
-            if ( c_ttt->winner != NOBODY ) {
-                free_tictactoe(c_ttt);
-                mvwprintw(stdscr, 13, 0, "Je vais gagner                    ");  
-                return i;
-            }
-            c_ttt->content[i] = NOBODY;
-        }
-    }
-
-    // avoid loosing
-    for(int i=0; i<TICTACTOE_SIZE; i++) {
-        if(c_ttt->content[i] == NOBODY) {
-            c_ttt->content[i] = opponent;
-            set_tictactoe_winner(c_ttt);
-            if ( c_ttt->winner != NOBODY ) {
-                free_tictactoe(c_ttt);
-                mvwprintw(stdscr, 13, 0, "Je ne peux pas te laisser gagner!");  
-                return i;
-            } 
-            c_ttt->content[i] = NOBODY;
-        }
-    }
-
-    // We have not a winnner move...
-    free_tictactoe(c_ttt);
-    return (e_location)(rand() % TICTACTOE_SIZE);
-}
diff --git a/src/utictactoe.c b/src/utictactoe.c
index e3d957b..67f2f02 100644
--- a/src/utictactoe.c
+++ b/src/utictactoe.c
@@ -9,7 +9,6 @@
 #include "common.h"
 #include "model.h"
 #include "view.h"
-#include "ia.h"
 
 #define OPTIONAL_ARGUMENT_IS_PRESENT \
      ((optarg == NULL && optind < argc && argv[optind][0] != '-') \
@@ -47,15 +46,15 @@ int check_int_value ( char *value, int min, int max){
 
 int main(int argc, char* argv[]) {
     int optc;
-    e_tactic tactic_cross = HUMAN, tactic_round = HUMAN;
-    int inception_level = 2;
+    int cross_ai, round_ai = 0;
+    int inception_level = 0;
     bool verbose, contest_mode = false;
     char * contest_file;
     static struct option long_opts[] =
         {
           {"inception-level",   optional_argument,  0, 'i'},
-          {"tactic_cross",      required_argument,  0, 'x'},
-          {"tactic_round",      required_argument,  0, 'o'},
+          {"cross-ai",          required_argument,  0, 'x'},
+          {"round-ai",          required_argument,  0, 'o'},
           {"contest",           required_argument,  0, 'c'},
           {"verbose",           no_argument,        0, 'v'},
           {"version",           no_argument,        0, 'V'},
@@ -81,8 +80,8 @@ int main(int argc, char* argv[]) {
         case 'x':
             printf ("cross ai\n");
             if ( optarg ) {
-                tactic_cross = check_int_value(optarg, 0, 2);
-                if ( tactic_cross == -1 ) {
+                cross_ai = check_int_value(optarg, 0, 1);
+                if ( cross_ai == -1 ) {
                     fprintf(stderr, "Error: incorrect cross ai value\n");
                     exit (EXIT_FAILURE);
                 }
@@ -97,8 +96,8 @@ int main(int argc, char* argv[]) {
         case 'o':
             printf ("round ai\n");
             if ( optarg ) {
-                tactic_round = check_int_value(optarg, 0, 2);
-                if ( tactic_round == -1 ) {
+                round_ai = check_int_value(optarg, 0, 1);
+                if ( round_ai == -1 ) {
                     fprintf(stderr, "Error: incorrect round ai value\n");
                     exit (EXIT_FAILURE);
                 }
@@ -142,23 +141,35 @@ int main(int argc, char* argv[]) {
             exit (EXIT_FAILURE);
         }
     }
-    srand(time(NULL));
-    s_utictactoe *s = create_empty_utictactoe(inception_level);
+    s_utictactoe *s = create_empty_utictactoe(1);
     s_move *m = create_empty_move();
     p_view v = create_view(s);
+     while (s->outer_tictactoe->winner == NOBODY) {
+         m->player = get_next_player_to_play(s);
+         m->outer_position=get_next_outer_position(s);
+         set_next_player_move(m,v); 
+         play_move(s, m);
+     }
+     free_view(v);
+     draw_utictactoe(s);
+     draw_utictactoe_history(s);
+     printf("The winner is : %c\n", s->outer_tictactoe->winner);
+     free_move(m);
+     free_utictactoe(s);
+
+    s = create_empty_utictactoe(2);
+    m = create_empty_move();
+    v = create_view(s);
     while (s->outer_tictactoe->winner == NOBODY) {
         m->player = get_next_player_to_play(s);
-        m->outer_position = get_next_outer_position(s);
-        if (m->player == PLAYER_X) {
-            set_next_player_move(m, v, tactic_cross);
-        } else {
-            set_next_player_move(m, v, tactic_round);
-        }
+        m->outer_position=get_next_outer_position(s);
+        set_next_player_move(m,v); 
         play_move(s, m);
+        m->outer_position = m->inner_position;    
     }
-    display_winner(v);
-    getchar();//just to pause before quitting the program
     free_view(v);
+    draw_utictactoe_history(s);
+    printf("The winner is : %c\n", s->outer_tictactoe->winner);
     free_move(m);
     free_utictactoe(s);
 }
diff --git a/src/view.c b/src/view.c
index 45a1ea6..b43319a 100644
--- a/src/view.c
+++ b/src/view.c
@@ -1,7 +1,6 @@
 #include "common.h"
 #include "model.h"
 #include "view.h"
-#include "ia.h"
 
 struct view{
     s_utictactoe * p_uttt;
@@ -67,15 +66,8 @@ void draw_ttt(WINDOW * w, s_tictactoe * u){
     }
 }
 
-void set_next_player_move(s_move * m, p_view v, e_tactic tactic )
+void set_next_player_move(s_move * m, p_view v)
 {
-
-    // computer player
-    if(tactic != HUMAN) {
-        best_move(v->p_uttt, m, tactic);
-        return ;
-    }
-
     char * s="Player to play:%c";
     int in_x = 3, out_x = 3;
     int out_y = 2, in_y = 2;
@@ -128,7 +120,7 @@ void set_next_player_move(s_move * m, p_view v, e_tactic tactic )
         wrefresh(v->w_uttt);
         if (v->p_uttt->inception_level == 2) wrefresh(v->w_ttt);
         wrefresh(stdscr); 
-        
+
         ch = wgetch(stdscr);
 
         switch(ch)
@@ -136,17 +128,7 @@ void set_next_player_move(s_move * m, p_view v, e_tactic tactic )
             case KEY_BACKSPACE:
             case 127:
             case '\b':
-                // if we are in inner TTT window, go back to outer
-                if ( outer_selected == true && v->p_uttt->inception_level == 2 ) {
-                    outer_selected = false;
-                }
-                else {
-                    // If not Exit programm, but we need to do it properly.
-                    free_utictactoe(v->p_uttt);
-                    free_move(m);
-                    free_view(v);
-                    exit(1);
-                }
+                exit(1);
                 break;
             case KEY_RIGHT:
                 if ( outer_selected ) {
@@ -250,24 +232,11 @@ int elocation_to_coord(e_location l){
     }
 }
 
-void display_winner(p_view v){   
-    int ch = ' ';
-    draw_ttt(v->w_uttt, v->p_uttt->outer_tictactoe);
-    wrefresh(v->w_uttt);
-    if (v->p_uttt->inception_level == 2){
-        draw_ttt(v->w_ttt, v->p_uttt->inner_tictactoes[TOPLEFT]);
-    }
-    wrefresh(stdscr);
-    do {
-        mvwprintw(stdscr, 1, 0, "le gagnant est : %c, apputez sur 'entree' pour quitter", 
-            v->p_uttt->outer_tictactoe->winner);
-        ch = wgetch(stdscr);
-    } while (ch != '\n');
-
-} 
 void free_view(p_view v){
-    delwin(v->w_uttt);
-    v->w_uttt = NULL;
+    if(v->p_uttt->inception_level == 2){
+        delwin(v->w_uttt);
+        v->w_uttt = NULL;
+    }
     delwin(v->w_ttt);
     v->w_ttt = NULL;
     v->w_uttt = NULL;