Poj3344 chessboard Dance (simulation)

Disgusting simulation. The Code is as long as Xiang. Just write it down ....

# Include <stdio. h> char ch [8] [9]; char Command [5]; int direction; int step; char DC [6]; int R; int C; int blank [8]; int directions [4] [2] = {-}, {0,-1 }}; char symbol [] = "^> v <"; void count_blank (void) {int COUNT = 0; int I = r; Int J = C; while (I> = 0 & I <8 & J> = 0 & J <8) {I + = directions [direction] [0]; J + = directions [direction] [1]; If (CH [I] [J] = '. ') {count ++; continue;} If (Direction = 0 | direction = 2) {Blank [I] = count;} else {B Lank [J] = count ;}}void move (void) {count_blank (); int I; int Ni; int offset; If (Direction = 0) {for (I = 0; I <r; I ++) {If (CH [I] [c] = '. ') {continue;} offset = Step-blank [I]; If (offset <= 0) {continue;} ni = I-offset; If (Ni <0) {continue;} ch [Ni] [c] = CH [I] [c];} ni = r-step; ni = Ni <0? 0: Ni; for (I = r; I> Ni; I --) {ch [I] [c] = '. ';} ch [r] [c] = '. '; ch [Ni] [c] =' ^ '; r = ni; return;} If (Direction = 2) {for (I = 7; I> r; I --) {If (CH [I] [c] = '. ') {continue;} offset = Step-blank [I]; If (offset <= 0) {continue;} ni = I + offset; If (Ni> 7) {continue;} ch [Ni] [c] = CH [I] [c];} ni = R + step; ni = Ni> 7? 7: Ni; for (I = r; I <Ni; I ++) {ch [I] [c] = '. ';} ch [r] [c] = '. '; ch [Ni] [c] = 'V'; r = ni; return;} If (Direction = 1) {for (I = 7; I> C; I --) {If (CH [r] [I] = '. ') {continue;} offset = Step-blank [I]; If (offset <= 0) {continue;} ni = I + offset; If (Ni> 7) {continue;} ch [r] [Ni] = CH [r] [I];} ni = C + step; ni = Ni> 7? 7: Ni; for (I = C; I <Ni; I ++) {ch [r] [I] = '. ';} ch [r] [c] = '. '; ch [r] [Ni] ='> '; C = ni; return;} If (Direction = 3) {for (I = 0; I <C; I ++) {If (CH [r] [I] = '. ') {continue;} offset = Step-blank [I]; If (offset <= 0) {continue;} ni = I-offset; If (Ni <0) {continue;} ch [r] [Ni] = CH [r] [I];} ni = C-step; ni = Ni <0? 0: Ni; for (I = C; I> Ni; I --) {ch [r] [I] = '. ';} ch [r] [c] = '. '; ch [r] [Ni] =' <'; C = ni; return ;}} void turn (void) {If (DC [0] = 'R ') {// rightdirection + = 1; Direction = direction = 4? 0: direction; ch [r] [c] = symbol [direction]; return;} If (DC [0] = 'l') {// leftdirection-= 1; direction = direction =-1? 3: direction; ch [r] [c] = symbol [direction]; return;} direction + = 2; // backdirection % = 4; ch [r] [c] = symbol [direction];} void print_table (void) {int I; for (I = 0; I <8; I ++) {printf ("% s \ n", CH [I]);} printf ("\ n");} int main (void) {int I, j; char TC; int find; while (1) {for (I = 0; I <8; I ++) {// read the scanf ("% s", CH [I]); if (CH [I] [0] = '-') {return 0 ;}} find = 0; for (I = 0; I <8; I ++) {// start point for (j = 0; j <8; j ++) {Tc = CH [I] [J]; if (TC = '<' | Tc = '>' | Tc = '^' | Tc = 'V') {r = I; C = J; find = 1; if (TC = '^') {direction = 0; break;} If (TC = '>') {direction = 1; break;} If (TC = 'V') {direction = 2; break;} If (TC = '<') {direction = 3; break ;}}} if (FIND) {break;} while (1) {// read scriptsscanf ("% s", command); If (command [0] = '#') {break;} If (command [0] = 'M') {scanf ("% d", & step); move ();} else {scanf ("% s", DC); turn () ;}} print_table ();} return 0 ;}