Update file4.c

main
p7cx2jokr 3 weeks ago
parent 28643556c3
commit 9609382f5a

@ -22,9 +22,9 @@ void check(int board[9][9]){
print(board);
int i,j,k;
//判断每一行数字是否重复
//„1¤7§Ø„1¤7<EFBFBD>07<EFBFBD>0Ý5„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7<EFBFBD>0¢9„1¤7„1¤7<EFBFBD>1…6„1¤7
for(i=0;i<9;i++){
int cnt[10]={}; //统计每个数字出现次数
int cnt[10]={}; //<EFBFBD>0È1„1¤7„1¤7<EFBFBD>07„1¤7„1¤7„1¤7„1¤7„1¤7<EFBFBD>0ö3„1¤7„1¤7<EFBFBD>0ö4„1¤7„1¤7„1¤7
for(j=0;j<9;j++){
cnt[board[i][j]]++;
}
@ -37,9 +37,9 @@ void check(int board[9][9]){
}
}
//判断每一列数字是否重复
//„1¤7§Ø„1¤7<EFBFBD>07<EFBFBD>0Ý5„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7<EFBFBD>0¢9„1¤7„1¤7<EFBFBD>1…6„1¤7
for(i=0;i<9;i++){
int cnt[10]={}; //统计每个数字出现次数
int cnt[10]={}; //<EFBFBD>0È1„1¤7„1¤7<EFBFBD>07„1¤7„1¤7„1¤7„1¤7„1¤7<EFBFBD>0ö3„1¤7„1¤7<EFBFBD>0ö4„1¤7„1¤7„1¤7
for(j=0;j<9;j++){
cnt[board[j][i]]++;
}
@ -52,12 +52,12 @@ void check(int board[9][9]){
}
}
//判断每个九宫格数字是否重复
//„1¤7§Ø„1¤7<EFBFBD>07„1¤7„1¤7„1¤7<EFBFBD>0—1„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7<EFBFBD>0¢9„1¤7„1¤7<EFBFBD>1…6„1¤7
for(k=0;k<9;k++){
int cnt[10]={}; //统计每个数字出现次数
//起始行为k/3*3
int cnt[10]={}; //<EFBFBD>0È1„1¤7„1¤7<EFBFBD>07„1¤7„1¤7„1¤7„1¤7„1¤7<EFBFBD>0ö3„1¤7„1¤7<EFBFBD>0ö4„1¤7„1¤7„1¤7
//„1¤7„1¤7<EFBFBD>0¶3„1¤7„1¤7<EFBFBD>0Ë2k/3*3
for(i=k/3*3;i<k/3*3+3;i++){
//起始列为k%3*3
//„1¤7„1¤7<EFBFBD>0¶3„1¤7„1¤7<EFBFBD>0Ë2k%3*3
for(j=k%3*3;j<k%3*3+3;j++){
cnt[board[i][j]]++;
}
@ -74,7 +74,7 @@ void check(int board[9][9]){
return;
}
//定义check_plus函数判断是否为数独矩阵
//„1¤7„1¤7„1¤7„1¤7check_plus„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7§Ø„1¤7„1¤7<EFBFBD>0¢9„1¤7<EFBFBD>0Ë2„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7
int check_plus(int board[9][9]){
int i,j,k;
for(i=0;i<9;i++){
@ -119,31 +119,31 @@ int solve(int board[9][9]){
int i,j;
for(i=0;i<9;i++){
for(j=0;j<9;j++){
if(board[i][j]==0){ //找到待填的位置
int num; //遍历填写1~9
if(board[i][j]==0){ //„1¤7<EFBFBD>0Ü9„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7¦Ë„1¤7„1¤7
int num; //„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7§Õ1~9
for(num=1;num<=9;num++){
board[i][j]=num;
//若可以填,则继续递归求解新数独
//„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7ƒ6Ý5„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7<EFBFBD>1¥7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7
if(check_plus(board)){
if(solve(board)){
return 1; //成功填写,找到一组解
return 1; //„1¤7<EFBFBD>0¯6„1¤7„1¤7„1¤7§Õ„1¤7„1¤7„1¤7<EFBFBD>0Ü9„1¤7<EFBFBD>0Ý5„1¤7„1¤7„1¤7
}
}
board[i][j]=0; //无解,继续尝试下一个数
board[i][j]=0; //„1¤7<EFBFBD>1¬5<EFBFBD>7í0„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7<EFBFBD>0Ý5„1¤7„1¤7„1¤7„1¤7
}
return 0; //若不管填几都无法满足,说明无解
return 0; //„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7„1¤7ƒ87„1¤7„1¤7„1¤7<EFBFBD>1«9„1¤7„1¤7„1¤7„1¤70î4<EFBFBD>0»5„1¤7„1¤7„1¤7<EFBFBD>1¬5„1¤7
}
}
}
}
void final_step(board){
void final_step(int board[9][9]){
check(board);
if(solve(board)){
printf("The solution of Sudoku matrix:\n");
print(board);
}
else printf("No solution\n");
else printf("No solution„1¤7„1¤7\n");
}
int main(){

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