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puzzle.cpp
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/*
计交1901 lrl，3-10
模块功能：完成三个棋盘限制条件的作用，来完成生成二进制数独的功能
*/
#include "head.h"
/*
功能：约束1，每个行列都没有相邻三个1或0
输入：cnf公式集文件名
输出：输入完毕返回OK
*/
int rule_1(char filename[80]) {
FILE* fp;
fp = fopen(filename, "a+");
if (fp == NULL) {
printf("打开文件失败\n");
return 0;
}
int i, j, k;
//约束1，每一行，每一列，没有连续的三个0或者三个1
//对于每一行考虑约束
for (i = 1; i <= 6; i++) {
for (j = 1; j <= 4; j++) {
for (k = 0; k <= 2; k++) {
fprintf(fp, "%d ", (i - 1) * 6 + j + k);
}
fprintf(fp, "0\n");
for (k = 0; k <= 2; k++) {
fprintf(fp, "%d ", -((i - 1) * 6 + j + k));
}
fprintf(fp, "0\n");
}
}
//对于每一列考虑约束
for (j = 1; j <= 6; j++) {
for (i = 1; i <= 4; i++) {
for (k = 0; k <= 2; k++) {
for (k = 0; k <= 2; k++) {
fprintf(fp, "%d ", (i - 1) * 6 + j + k * 6);
}
fprintf(fp, "0\n");
for (k = 0; k <= 2; k++) {
fprintf(fp, "%d ", -((i - 1) * 6 + j + k * 6));
}
fprintf(fp, "0\n");
}
}
}
fclose(fp);
return OK;
}
/*
功能：完成二进制数独的约束2，每行1和0数目相等
输入：cnf公式集文件名
输出：输入完毕返回OK
*/
int rule_2(char filename[80]) {
//约束2，每一行 每一列的0与1数目相等，那么同一行或列中任意4个值，不全为0或1，来构建约束
FILE* fp;
fp = fopen(filename, "a+");
if (fp == NULL) {
printf("打开文件失败\n");
return 0;
}
int i, j, k, w;
int n;
//对行考虑，循环选取
for (n = 0; n <= 5; n++) {
for (i = 1; i <= 3; i++) {
for (j = 2; j <= 4; j++) {
for (k = 3; k <= 5; k++) {
for (w = 4; w <= 6; w++) {
if (i < j && j < k && k < w) {
fprintf(fp, "%d %d %d %d 0\n", i + 6 * n, j + 6 * n, k + 6 * n, w + 6 * n);
fprintf(fp, "%d %d %d %d 0\n", -(i + 6 * n), -(j + 6 * n), -(k + 6 * n), -(w + 6 * n));
}
}
}
}
}
}
//对列考虑，循环选取
for (n = 0; n <= 5; n++) {
for (i = 1; i <= 13; i = i + 6) {
for (j = 7; j <= 19; j = j + 6) {
for (k = 13; k <= 25; k = k + 6) {
for (w = 19; w <= 31; w = w + 6) {
if (i < j && j < k && k < w) {
fprintf(fp, "%d %d %d %d 0\n", i + n, j + n, k + n, w + n);
fprintf(fp, "%d %d %d %d 0\n", -(i + n), -(j + n), -(k + n), -(w + n));
}
}
}
}
}
}
fclose(fp);
return OK;
}
/*
功能：完成二进制数独的约束3，没有行相同，没有列相同
输入：cnf公式集文件名
输出：输入完毕返回OK
*/
int rule_3(char filename[80]) {
FILE* fp;
fp = fopen(filename, "a+");
if (fp == NULL) {
printf("打开文件失败\n");
return 0;
}
//约束三，没有两行，两列相同
int i, j, k, w, r, s, t;
for (i = 1; i <= 6; i++) { //考虑行
for (k = 1; k <= 6 - i; k++) {
for (w = 0; w <= 6; w++) { //标记有几个为负
if (w == 0) {
for (j = 1; j <= 6; j++) {
fprintf(fp, "%d %d ", (i - 1) * 6 + j, (i - 1) * 6 + j + 6 * k);
}
fprintf(fp, "0\n");
}
else if (w == 1) { //一个为负
for (r = 1; r <= 6; r++) { //标记当前对哪个数为负
for (j = 1; j <= 6; j++) {
if (j == r) fprintf(fp, "%d %d ", -((i - 1) * 6 + j), -((i - 1) * 6 + j + 6 * k));
else fprintf(fp, "%d %d ", (i - 1) * 6 + j, (i - 1) * 6 + j + 6 * k);
}
fprintf(fp, "0\n");
}
}
else if (w == 2) { //两个为负
for (r = 1; r <= 6; r++) {
for (s = r + 1; s <= 6; s++) {
for (j = 1; j <= 6; j++) {
if (j == r || j == s) fprintf(fp, "%d %d ", -((i - 1) * 6 + j), -((i - 1) * 6 + j + 6 * k));
else fprintf(fp, "%d %d ", (i - 1) * 6 + j, (i - 1) * 6 + j + 6 * k);
}
fprintf(fp, "0\n");
}
}
}
else if (w == 3) { //三个为负
for (r = 1; r < 6; r++) {
for (s = r + 1; s <= 6; s++) {
for (t = s + 1; t <= 6; t++) {
for (j = 1; j <= 6; j++) {
if (j == r || j == s || j == t) fprintf(fp, "%d %d ", -((i - 1) * 6 + j), -((i - 1) * 6 + j + 6 * k));
else fprintf(fp, "%d %d ", (i - 1) * 6 + j, (i - 1) * 6 + j + 6 * k);
}
fprintf(fp, "0\n");
}
}
}
}
else if (w == 4) { //四个为负
for (r = 1; r <= 6; r++) {
for (s = r + 1; s <= 6; s++) {
for (j = 1; j <= 6; j++) {
if (j == r || j == s) fprintf(fp, "%d %d ", (i - 1) * 6 + j, (i - 1) * 6 + j + 6 * k);
else fprintf(fp, "%d %d ", -((i - 1) * 6 + j), -((i - 1) * 6 + j + 6 * k));
}
fprintf(fp, "0\n");
}
}
}
else if (w == 5) {
for (r = 1; r <= 6; r++) { //标记当前对哪个数为负
for (j = 1; j <= 6; j++) {
if (j == r) fprintf(fp, "%d %d ", (i - 1) * 6 + j, (i - 1) * 6 + j + 6 * k);
else fprintf(fp, "%d %d ", -((i - 1) * 6 + j), -((i - 1) * 6 + j + 6 * k));
}
fprintf(fp, "0\n");
}
}
else if (w == 6) { //六个为负
for (j = 1; j <= 6; j++) {
fprintf(fp, "%d %d ", -((i - 1) * 6 + j), -((i - 1) * 6 + j + 6 * k));
}
fprintf(fp, "0\n");
}
}
}
}
for (i = 1; i <= 6; i++) { //考虑列
for (k = i + 1; k <= 6; k++) {
for (w = 0; w <= 6; w++) {
if (w == 0) {
for (j = 1; j <= 6; j++) {
fprintf(fp, "%d %d ", i + (j - 1) * 6, k + (j - 1) * 6);
}
fprintf(fp, "0\n");
}
else if (w == 1) {
for (r = 1; r <= 6; r++) { //标记当前对哪个数为负
for (j = 1; j <= 6; j++) {
if (j == r) fprintf(fp, "%d %d ", -(i + (j - 1) * 6), -(k + (j - 1) * 6));
else fprintf(fp, "%d %d ", i + (j - 1) * 6, k + (j - 1) * 6);
}
fprintf(fp, "0\n");
}
}
else if (w == 2) {
for (r = 1; r <= 6; r++) {
for (s = r + 1; s <= 6; s++) {
for (j = 1; j <= 6; j++) {
if (j == r || j == s) fprintf(fp, "%d %d ", -(i + (j - 1) * 6), -(k + (j - 1) * 6));
else fprintf(fp, "%d %d ", i + (j - 1) * 6, k + (j - 1) * 6);
}
fprintf(fp, "0\n");
}
}
}
else if (w == 3) { //三个为负
for (r = 1; r < 6; r++) {
for (s = r + 1; s <= 6; s++) {
for (t = s + 1; t <= 6; t++) {
for (j = 1; j <= 6; j++) {
if (j == r || j == s || j == t) fprintf(fp, "%d %d ", -(i + (j - 1) * 6), -(k + (j - 1) * 6));
else fprintf(fp, "%d %d ", i + (j - 1) * 6, k + (j - 1) * 6);
}
fprintf(fp, "0\n");
}
}
}
}
else if (w == 4) { //四个为负
for (r = 1; r <= 6; r++) {
for (s = r + 1; s <= 6; s++) {
for (j = 1; j <= 6; j++) {
if (j == r || j == s) fprintf(fp, "%d %d ", i + (j - 1) * 6, k + (j - 1) * 6);
else fprintf(fp, "%d %d ", -(i + (j - 1) * 6), -(k + (j - 1) * 6));
}
fprintf(fp, "0\n");
}
}
}
else if (w == 5) {
for (r = 1; r <= 6; r++) { //标记当前对哪个数为负
for (j = 1; j <= 6; j++) {
if (j == r) fprintf(fp, "%d %d ", i + (j - 1) * 6, k + (j - 1) * 6);
else fprintf(fp, "%d %d ", -(i + (j - 1) * 6), -(k + (j - 1) * 6));
}
fprintf(fp, "0\n");
}
}
else if (w == 6) { //六个为负
for (j = 1; j <= 6; j++) {
fprintf(fp, "%d %d ", -(i + (j - 1) * 6), -(k + (j - 1) * 6));
}
fprintf(fp, "0\n");
}
}
}
}
fclose(fp);
return OK;
}