int b_main_source(int data);void _main(){int data;data=-1;data=b_main_source(data);{int result=data * data;printIntLine(result);}}int b_main_source(int data){{char input_buf[CHAR_ARRAY_SIZE]="";fgets(input_buf, CHAR_ARRAY_SIZE, stdin);data=atoi(input_buf);}return data;}
static void main(){int data;data=-1;data=b_main_source(data);{int result=-1;if (data <=(int)sqrt((int)INT_MAX)){result=data * data;printIntLine(result);}else{printLine("Input value is too large to perform arithmetic safely.");}}}int b_main_source(int data){{char input_buf[CHAR_ARRAY_SIZE]="";fgets(input_buf, CHAR_ARRAY_SIZE, stdin);data=atoi(input_buf);}return data;}