这是我尝试编译时遇到的错误。我必须在明天之前完成此操作，如果您能在那时之前帮助我，我将不胜感激。如果我禁用这些行，它将进行编译，但显然不会向用户显示该棋盘，也不会检查该棋盘是命中还是未命中，并且您会以任何猜测立即获胜。
[Linker error] Real Main Source Code.o:Real Main Source Code.cpp:(.text+0xc [Linker error] Real Main Source Code.o:Real Main Source Code.cpp:(.text+0x9ab): undefined reference to `generate_ship(char (*) [10], int)'
[Linker error] Real Main Source Code.o:Real Main Source Code.cpp:(.text+0xa94): undefined reference to `print_board(char (*) [10])'
[Linker error] Real Main Source Code.o:Real Main Source Code.cpp:(.text+0xc8f): undefined reference to `check_board(char (*) [10], bool&)'
[Linker error] Real Main Source Code.o:Real Main Source Code.cpp:(.text+0xce2): undefined reference to `print_board(char (*) [10])'
collect2: ld returned 1 exit status
C:\Users\theto\Documents\BattleShip Tutorial\Makefile.win [Error] ["Main] Error 1 (if this is the only error: please check your library includes)
所有代码
#include <cstdlib>
#include <iostream>
#include <ctime>
using namespace std;
const int ROWS = 10;
const int COLS = 10;
void print_board(char board[][COLS]);
void generate_ship(char board[][COLS], int size);
void check_board(char board[][COLS], bool &victory);
int main(int argc, char *argv[])
{
srand( static_cast<unsigned int>(time(NULL)));
char board[ROWS][COLS], playerBoard[ROWS][COLS];
int sizeShip, nShips;
for (int i = 0; i < ROWS; i++)
{
for (int j = 0; j < COLS; j++)
{
board[i][j] = '.';
playerBoard[i][j] = '.';
}
}
cout<<"\nWelcome to Battleship! This is a one player game and you will be able to select difficulty.\n\n";
cout<<"____________________¶¶¶"<<endl;
cout<<"_____________________¶"<<endl;
cout<<"_____________________¶¶¶¶¶¶¶¶¶¶¶¶¶"<<endl;
cout<<"_____________________¶¶¶___¶__¶_¶¶¶¶"<<endl;
cout<<"_____________________¶¶¶___¶__¶_¶¶¶¶"<<endl;
cout<<"_____________________¶¶¶___¶__¶_¶¶¶¶"<<endl;
cout<<"_____________________¶¶¶___¶¶¶¶___¶¶"<<endl;
cout<<"_____________________¶¶¶__¶¶¶¶¶___¶¶"<<endl;
cout<<"_____________________¶¶¶__¶¶¶¶¶___¶"<<endl;
cout<<"_____________________¶¶¶¶¶¶__¶¶___¶"<<endl;
cout<<"_____________________¶_________¶¶¶¶"<<endl;
cout<<"_____________________¶_________¶¶¶¶"<<endl;
cout<<"_____________¶¶¶¶¶¶¶¶¶¶¶¶¶"<<endl;
cout<<"_____________¶¶___________¶¶"<<endl;
cout<<"______________¶____________¶"<<endl;
cout<<"______________¶____________¶"<<endl;
cout<<"______________¶_____________¶"<<endl;
cout<<"_______________¶____________¶"<<endl;
cout<<"_______________¶____________¶_¶¶"<<endl;
cout<<"_______________¶____________¶_¶¶"<<endl;
cout<<"_______________¶__¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶"<<endl;
cout<<"_____¶¶¶¶¶¶¶¶¶¶¶¶¶¶______________¶"<<endl;
cout<<"_____¶____________¶¶_____________¶¶____¶"<<endl;
cout<<"_____¶¶____________¶_____¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶"<<endl;
cout<<"______¶______¶¶¶¶¶¶¶¶¶¶¶¶¶¶______________¶"<<endl;
cout<<"______¶¶_____¶¶___________¶______________¶¶"<<endl;
cout<<"_______¶______¶____________¶______________¶"<<endl;
cout<<"_______¶______¶¶___________¶_____________¶¶"<<endl;
cout<<"_______¶_______¶___________¶_____________¶¶"<<endl;
cout<<"______¶¶_______¶___________¶¶____________¶"<<endl;
cout<<"______¶¶_______¶___________¶¶____________¶"<<endl;
cout<<"______¶¶¶¶¶¶¶¶¶¶¶__________¶¶___________¶¶"<<endl;
cout<<"______¶¶¶¶¶¶¶¶¶¶¶__________¶¶___________¶¶"<<endl;
cout<<"___________¶_¶_¶¶________¶¶¶_____¶¶¶¶¶¶¶¶_____¶¶¶"<<endl;
cout<<"___________¶_¶_¶¶¶¶¶¶¶¶¶¶¶_¶¶¶¶¶¶¶_______¶¶¶¶¶__¶¶"<<endl;
cout<<"___________¶_¶_¶¶¶¶¶¶¶¶¶¶¶_¶¶¶¶¶¶¶_______¶¶¶¶¶__¶¶"<<endl;
cout<<"¶¶¶¶¶¶_____¶_¶______¶¶_¶_______¶_¶¶¶¶¶¶¶¶¶___¶¶¶¶¶"<<endl;
cout<<"¶¶¶¶¶¶_____¶_¶______¶¶_¶_______¶_¶¶¶¶¶¶¶¶¶___¶¶¶¶¶"<<endl;
cout<<"¶¶___¶¶¶¶¶¶¶¶¶______¶¶_¶____¶¶¶¶¶¶¶________¶¶"<<endl;
cout<<"__¶¶________¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶____¶¶______¶"<<endl;
cout<<"____¶____________________________¶¶_¶____¶"<<endl;
cout<<"_____¶_____¶¶¶_____¶¶_____¶¶¶_____¶¶¶___¶¶"<<endl;
cout<<"_____¶_____¶¶¶_____¶¶_____¶¶¶_____¶¶¶___¶¶"<<endl;
cout<<"______¶___¶¶_¶¶___¶¶_¶____¶_¶¶__________¶"<<endl;
cout<<"______¶¶____¶¶_____¶¶¶_____¶¶__________¶¶"<<endl;
cout<<"______¶¶____¶¶_____¶¶¶_____¶¶__________¶¶"<<endl;
cout<<"_______¶¶_____________________________¶¶"<<endl;
cout<<"________¶¶___________________________¶¶"<<endl;
cout<<"_________¶¶________________________¶¶¶"<<endl;
cout<<"___________¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶¶"<<endl;
system("PAUSE");
system("cls");
do
{
cout<<"How many enemy battleships do you want? You can't have more that 5: ";
cin>>nShips;
system("cls");
}
while (nShips < 1 || nShips > 5);
cout<<"You may choose less ships for a quick game"<<endl<<endl<<"Recommend doing:"<<endl<<endl<< "1. Carrier 5"<<endl<<
"2. Battleship 4"<<endl<<"3. Cruiser 3"<<endl<<"4. Submarine 3"<<endl<<"5. Destroyer 2"<<endl<<endl;
for (int i = 1; i <= nShips; i++)
{
do
{
cout<<"Size of enemy battleship #"<<i<<" (at least 2, up to 5):"<<endl;
cin>>sizeShip;
}
while (sizeShip < 2 || sizeShip > 5);
//generate_ship(board, sizeShip)
}
int nBombs = 25, iGuess, jGuess;
bool victory = false;
if (nShips !=1)
cout<<"\nHere is the game board. There are" <<nShips<<"enemy battleships hidden here.\n";
else
cout<<"\nHere is the gameboard. There is "<<nShips<<" enemy battleship(s) hiding here.\n";
cout<<"Input \"i\" and \"j\" (\"i\" is the row and \"j\" is the column to decide where to hit).\n"
<<"For example, if you wanted to fire in the top right corner, type \"1 10\" (row 1 column 1). \n"
<<"You have 25 bombs. Make your move now.\n"; //May need to change bombs to 100
for (int n = 1; n <= nBombs && !victory; n++) {
//print_board(playerBoard);
cout<<"\nBomb #"<<n << ", i and j: ";
cin>>iGuess;
cin>>jGuess;
if (board[iGuess - 1][jGuess - 1] == 'S') {
cout<<"You made a hit\n";
board[iGuess - 1][jGuess - 1] = '*';
playerBoard[iGuess -1 ][iGuess - 1] = '*';
}
else if (board[iGuess - 1][jGuess - 1] == '.'){
cout<< "You missed.\n";
board[iGuess - 1][jGuess - 1] = 'o';
playerBoard[iGuess - 1][jGuess - 1] = 'o';
}
victory = true;
//check_board(board, victory);
}
cout<<"Here is the final board:\n";
//print_board(board);
cout<< "A \".\" is open sea.\n"<< "An \"*\" is a hit on an enemy battleship.\n"<< "An \"S\" is a surviving ship. \n"
<< "An \"o\" is a missed hit. \n\n";
if (victory)
cout<<"congratulations, you sunk all the enemy ships!\n\n";
else
cout<<"You didn't sink all enemy ships. Try again!\n\n";
return 0;
//system("PAUSE");
//return EXIT_SUCCESS;
}
void printBoard(char board[][COLS])
{
for (int i = 0; i < ROWS; i++){
for (int j = 0; j < COLS; j++){
cout<< board[i][j];
}
cout<<endl;
}
return;
}
void generateShip(char board[][COLS], int size)
{
int iStart, jStart, ort;
Randomize:
do
{
iStart = rand()%ROWS;
jStart = rand()%COLS;
ort = rand()%2;
}
while (board[iStart][jStart] == 'S');
if (ort == 0)
{
while (jStart + size >= COLS){
jStart = rand()%COLS;
}
for (int j = jStart; j < jStart + size; j++) {
if (board[iStart][j] == 'S')
goto Randomize;
}
for (int j = jStart; j < jStart + size; j++){
board[iStart][j] == 'S';
}
}
if (ort == 1){
while (iStart + size >= ROWS){
iStart = rand()%ROWS;
}
for (int i = iStart; i < iStart + size; i++){
if (board[i][jStart] == 'S')
goto Randomize;
}
for (int i = iStart; i < iStart + size; i++ ){
board[i][jStart] = 'S';
}
}
}
我对此很陌生，如果你们还需要其他东西，或者我违反了问类似问题的规则，但是我见过类似问题并且无法解决，那就对不起。