Snake and ladder: Difference between revisions
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Happy coding.
<br><br>
=={{header|C}}==
{{trans|C++}}
<lang c>#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
bool sixesThrowAgain = true;
void init() {
srand((unsigned int)time(NULL));
}
int rollDice() {
return rand() % 6 + 1;
}
int nextSquare(int square) {
switch (square) {
case 4: return 14;
case 9: return 31;
case 17: return 7;
case 20: return 38;
case 28: return 84;
case 40: return 59;
case 51: return 67;
case 54: return 34;
case 62: return 19;
case 63: return 81;
case 64: return 60;
case 71: return 91;
case 87: return 24;
case 93: return 73;
case 95: return 75;
case 99: return 78;
default: return square;
}
}
int turn(int player, int square) {
int roll, next;
while (true) {
roll = rollDice();
printf("Player %d, on square %d, rolls a %d", player, square, roll);
if (square + roll > 100) {
printf(" but cannot move.\n");
} else {
square += roll;
printf(" and moves to square %d\n", square);
if (square == 100) return 100;
next = nextSquare(square);
if (square < next) {
printf("Yay! Landed on a ladder. Climb up to %d.\n", next);
square = next;
} else if (next < square) {
printf("Oops! landed on a snake. Slither down to %d.\n", next);
square = next;
}
}
if (roll < 6 || !sixesThrowAgain) return square;
printf("Rolled a 6 so roll again.\n");
}
}
int main() {
int players[3] = { 1, 1, 1 };
int i, ns;
init();
while (true) {
for (i = 0; i < sizeof(players) / sizeof(int); ++i) {
ns = turn(i + 1, players[i]);
if (ns == 100) {
printf("Player %d wins!\n", i + 1);
goto out;
}
players[i] = ns;
printf("\n");
}
}
out:
return 0;
}</lang>
=={{header|C++}}==
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