From 5f2820b6e2228db3efcd71a1ee73cb36723fbed0 Mon Sep 17 00:00:00 2001
From: Racoonicorn <Racoonicorn@users.noreply.github.com>
Date: Sun, 18 Dec 2016 22:36:00 +0100
Subject: [PATCH] Create roofus.c

---
 roofus.c | 192 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 192 insertions(+)
 create mode 100644 roofus.c

diff --git a/roofus.c b/roofus.c
new file mode 100644
index 0000000..7dfa4a1
--- /dev/null
+++ b/roofus.c
@@ -0,0 +1,192 @@
+#define VERSION "0.01"
+
+#define N 5
+#include <stdio.h>
+#include <time.h>
+#include <stdlib.h>
+
+void start();
+void printm();
+void move(char * dir);
+void nolow();
+int win();
+int error();
+
+int matrix[N][N];
+int my_x=N/2;
+int my_y=N/2;
+int moves = 0;
+
+int main () {
+    char dir[20];
+    char exit;
+    int end=0;
+	srand (time(NULL));
+    
+    start();
+    printm();
+    while(end==0){
+        printf("\nDirection?  ");
+        scanf("%s", dir);
+        getchar();
+        if(dir[0]=='0'){
+            printf("\nExit? [y/n]  ");
+            scanf("%c", &exit);
+            if(exit=='y'){
+                printf("\n\n\n\nv%s", VERSION);
+                return moves;
+            }else{
+                dir[0]='1';
+                getchar();
+            }
+        }
+        move(dir);
+        printm();
+        end = win();
+    }
+    return 0;
+}
+
+void start(){
+    int i, j;
+    for (i=0; i<N; i++){
+        for (j=0;j<N; j++){
+            matrix[i][j]= rand () % 19 + 1;
+        }
+    }
+    nolow();
+}
+
+void move(char * dir){
+    int xinit, yinit;
+    int stop=0;
+    int i, j;
+
+    xinit=my_x;
+    yinit=my_y;
+    
+    switch (dir[0]){ 
+        case 'a': 
+            if(my_x != 0){
+                my_x--;
+            }else{
+                stop=error();
+            }
+            break;
+        case 'd': 
+            if(my_x < N-1){
+                my_x++; 
+            }else{
+                stop=error();
+            }
+            break;
+        case 'w':                 
+            if(my_y >0){
+                my_y--; 
+            }else{
+                stop=error();
+            }
+            break;
+        case 's':
+            if(my_y < N-1){
+                my_y++; 
+            }else{
+                stop=error();
+            }
+            break;
+        case 'o':
+            stop=1;
+            break;
+        default:
+            stop=error();
+            break;
+        }
+    if(stop==0){
+
+        if(*dir == 'd'){
+            for (j=1+xinit;j<=4; j++){
+                if(matrix[yinit][j]!=0){
+                    matrix[yinit][j]= matrix[yinit][j] - matrix[yinit][xinit];
+                    if(matrix[yinit][j]<0 && matrix[yinit][xinit]!=0)
+                        matrix[yinit][j] = -matrix[yinit][j];
+                }
+            }
+        }
+        if(*dir == 'a'){
+            for (j=0;j<xinit; j++){
+                if(matrix[yinit][j]!=0){
+                    matrix[yinit][j]= matrix[yinit][j] - matrix[yinit][xinit];
+                    if(matrix[yinit][j]<0 && matrix[yinit][xinit]!=0)
+                        matrix[yinit][j] = -matrix[yinit][j];
+                }
+            }
+        }
+         if(*dir == 'w'){
+            for (i=my_y;i>=0; i--){
+                if(matrix[i][my_x]!=0){
+                    matrix[i][my_x]= matrix[i][my_x] - matrix[yinit][xinit];
+                    if(matrix[i][my_x]<0 && matrix[yinit][xinit]!=0)
+                        matrix[i][my_x] = -matrix[i][my_x];
+                }
+            }
+        }
+         if(*dir == 's'){
+            for (i=my_y;i<N; i++){
+                if(matrix[i][my_x]!=0){
+                    matrix[i][my_x]= matrix[i][my_x] - matrix[yinit][xinit];
+                    if(matrix[i][my_x]<0 && matrix[yinit][xinit]!=0)
+                        matrix[i][my_x] = -matrix[i][my_x];
+                }
+            }
+        }
+        nolow();
+        moves++;
+    }
+}
+
+void nolow(){
+    int i, j;
+    for(i=0;i< N;i++){
+        for(j=0;j< N;j++){
+            if(matrix[i][j]<3 && matrix[i][j]>0)
+                matrix[i][j] =  (rand()%10)-10;
+        }
+    }
+}
+
+void printm(){
+    int i, j;
+    printf("\n\n");
+    for (i=0; i<N; i++){
+        for (j=0;j<N; j++){
+            if (i==my_y && j == my_x)
+                printf ("> ");
+            if(matrix[i][j]!=0)
+                    printf("%d\t", matrix[i][j]);
+                else
+                    printf(" \t");
+        }
+        printf("\n\n");
+    }
+}
+
+int win(){
+    int i, j, count=0;
+    for (i=0; i<N; i++){
+        for (j=0;j<N; j++){
+            if (matrix[i][j]==0)
+                count++;
+        }
+    }
+    if (count >= N*(N-1)){
+        printf("\nYou win! Moves: %d", moves);
+        return 1;
+    }else{
+        return 0;
+    }
+}
+
+int error(){
+    printf("ERROR!!!");
+    return 1;
+}