帮朋友写的时时彩各彩种中奖算法

通过开奖号码，投注号码，投注彩种类型，计算中并返回的注数！
纯属技术研究。
各位大神看看还有没有比这个更高效的算法！

开奖号码格式 0,0,0,0,0 投注号码 也是每注，隔开

function shifouzhongjiang($leixing,$tz,$kj){

    $kjs = explode(',',$kj); //分割开奖号码

    switch ($leixing)

    {

    case 'q3fs':    //前三复试  

        $tzs = explode(',',$tz);

        if(substr_count($tzs[0],$kjs[0]) == 1 and substr_count($tzs[1],$kjs[1]) == 1 and substr_count($tzs[2],$kjs[2]) == 1){

            $zhongjiang = 1; //中奖返回中奖注数

        }else{

            $zhongjiang = 0; //未中奖范围0

        }

        break;

    case 'z3fs':    //中三复试

        $tzs = explode(',',$tz);

        if(substr_count($tzs[0],$kjs[1]) == 1 and substr_count($tzs[1],$kjs[2]) == 1 and substr_count($tzs[2],$kjs[3]) == 1){

            $zhongjiang = 1; //中奖返回中奖注数

        }else{

            $zhongjiang = 0; //未中奖范围0

        }

        break;

    case 'h3fs':    //后三复试

        $tzs = explode(',',$tz);

        if(substr_count($tzs[0],$kjs[2]) == 1 and substr_count($tzs[1],$kjs[3]) == 1 and substr_count($tzs[2],$kjs[4]) == 1){

            $zhongjiang = 1; //中奖返回中奖注数

        }else{

            $zhongjiang = 0; //未中奖范围0

        }

        break;

    case 'q3ds':    //前三单试

        $zhongjiang = substr_count($tz,$kjs[0].$kjs[1].$kjs[2]);

        break;

    case 'z3ds':    //中三单试

        $zhongjiang = substr_count($tz,$kjs[1].$kjs[2].$kjs[3]);

        break;

    case 'h3ds':    //后三单试

        $zhongjiang = substr_count($tz,$kjs[2].$kjs[3].$kjs[4]);

        break;

    case 'q3z3':    //前三组三

        $kj = array($kjs[0],$kjs[1],$kjs[2]);

        $kj = array_unique($kj);

        if(count($kj) == 2){ //剩2位 为组三号码

            $kj = array_values($kj);

            if (substr_count($tz,$kj[0]) == 1 and substr_count($tz,$kj[1]) == 1 ){

                $zhongjiang = 1;

            }else{

                $zhongjiang = 0;

            }

        }else{

            $zhongjiang = 0;

        }

        break;

    case 'z3z3':    //中三组三

        $kj = array($kjs[1],$kjs[2],$kjs[3]);

        $kj = array_unique($kj);

        if(count($kj) == 2){ //剩2位 为组三号码

            $kj = array_values($kj);

            if (substr_count($tz,$kj[0]) == 1 and substr_count($tz,$kj[1]) == 1 ){

                $zhongjiang = 1;

            }else{

                $zhongjiang = 0;

            }

        }else{

            $zhongjiang = 0;

        }

        break;

    case 'h3z3':    //后三组三

        $kj = array($kjs[2],$kjs[3],$kjs[4]);

        $kj = array_unique($kj);

        if(count($kj) == 2){ //剩2位 为组三号码

            $kj = array_values($kj);

            if (substr_count($tz,$kj[0]) == 1 and substr_count($tz,$kj[1]) == 1 ){

                $zhongjiang = 1;

            }else{

                $zhongjiang = 0;

            }

        }else{

            $zhongjiang = 0;

        }

        break;

    case 'q3z6':    //前三组六

        $kj = array($kjs[0],$kjs[1],$kjs[2]);

        $kj = array_unique($kj);

        if(count($kj) == 3){ //剩3位 为组六号码

            $kj = array_values($kj);

            if (substr_count($tz,$kj[0]) == 1 and substr_count($tz,$kj[1]) == 1 and substr_count($tz,$kj[2]) == 1){

                $zhongjiang = 1;

            }else{

                $zhongjiang = 0;

            }

        }else{

            $zhongjiang = 0;

        }

        break;

    case 'z3z6':    //中三组六

        $kj = array($kjs[1],$kjs[2],$kjs[3]);

        $kj = array_unique($kj);

        if(count($kj) == 3){ //剩3位 为组六号码

            $kj = array_values($kj);

            if (substr_count($tz,$kj[0]) == 1 and substr_count($tz,$kj[1]) == 1 and substr_count($tz,$kj[2]) == 1){

                $zhongjiang = 1;

            }else{

                $zhongjiang = 0;

            }

        }else{

            $zhongjiang = 0;

        }

        break;

    case 'h3z6':    //后三组六

        $kj = array($kjs[2],$kjs[3],$kjs[4]);

        $kj = array_unique($kj);

        if(count($kj) == 3){ //剩3位 为组六号码

            $kj = array_values($kj);

            if (substr_count($tz,$kj[0]) == 1 and substr_count($tz,$kj[1]) == 1 and substr_count($tz,$kj[2]) == 1){

                $zhongjiang = 1;

            }else{

                $zhongjiang = 0;

            }

        }else{

            $zhongjiang = 0;

        }

        break;

    case 'q3hz':    //前三混组

        $tzs = explode(',',$tz); //分割投注号码

        $kjs = array($kjs[0],$kjs[1],$kjs[2]); //获取 开奖号码

        $kj = array_unique($kjs); //删除开奖号码重复

        if(count($kj) == 3){ //组六

            $kj = array_values($kj); // 重新排序数组键名

            $zhongjiang = 0;

            foreach($tzs as $danzu){

                if (substr_count($danzu,$kj[0]) == 1 and substr_count($danzu,$kj[1]) == 1 and substr_count($danzu,$kj[2]) == 1){

                    $zhongjiang = $zhongjiang + 1;

                }

            }

            if($zhongjiang>0){

                $zhongjiang = $zhongjiang.'l';

            }

        }else if(count($kj) == 2){  //组三

            $kj = array_values($kj); // 重新排序数组键名

            $zhongjiang = 0;

            foreach($tzs as $danzu){ 

                $cishu = array_count_values($kjs); //计算 组三中两个数字 各出现的次数

                if(substr_count($danzu,$kj[0]) == $cishu[$kj[0]] and substr_count($danzu,$kj[1]) == $cishu[$kj[1]]){

                    $zhongjiang = $zhongjiang + 1;

                }

            }

            if($zhongjiang>0){

                $zhongjiang = $zhongjiang.'s';

            }

        }else{ //豹子号不中混组

            $zhongjiang = 0;

        }

        break;

    case 'z3hz':    //中三混组

        $tzs = explode(',',$tz); //分割投注号码

        $kjs = array($kjs[1],$kjs[2],$kjs[3]); //获取 开奖号码

        $kj = array_unique($kjs); //删除开奖号码重复

        if(count($kj) == 3){ //组六

            $kj = array_values($kj); // 重新排序数组键名

            $zhongjiang = 0;

            foreach($tzs as $danzu){

                if (substr_count($danzu,$kj[0]) == 1 and substr_count($danzu,$kj[1]) == 1 and substr_count($danzu,$kj[2]) == 1){

                    $zhongjiang = $zhongjiang + 1;

                }

            }

            if($zhongjiang>0){

                $zhongjiang = $zhongjiang.'l';

            }

        }else if(count($kj) == 2){  //组三

            $kj = array_values($kj); // 重新排序数组键名

            $zhongjiang = 0;

            foreach($tzs as $danzu){ 

                $cishu = array_count_values($kjs); //计算 组三中两个数字 各出现的次数

                if(substr_count($danzu,$kj[0]) == $cishu[$kj[0]] and substr_count($danzu,$kj[1]) == $cishu[$kj[1]]){

                    $zhongjiang = $zhongjiang + 1;

                }

            }

            if($zhongjiang>0){

                $zhongjiang = $zhongjiang.'s';

            }

        }else{ //豹子号不中混组

            $zhongjiang = 0;

        }

        break;

    case 'h3hz':    //后三混组

        $tzs = explode(',',$tz); //分割投注号码

        $kjs = array($kjs[2],$kjs[3],$kjs[4]); //获取 开奖号码

        $kj = array_unique($kjs); //删除开奖号码重复

        if(count($kj) == 3){ //组六

            $kj = array_values($kj); // 重新排序数组键名

            $zhongjiang = 0;

            foreach($tzs as $danzu){

                if (substr_count($danzu,$kj[0]) == 1 and substr_count($danzu,$kj[1]) == 1 and substr_count($danzu,$kj[2]) == 1){

                    $zhongjiang = $zhongjiang + 1;

                }

            }

            if($zhongjiang>0){

                $zhongjiang = $zhongjiang.'l';

            }

        }else if(count($kj) == 2){  //组三

            $kj = array_values($kj); // 重新排序数组键名

            $zhongjiang = 0;

            foreach($tzs as $danzu){ 

                $cishu = array_count_values($kjs); //计算 组三中两个数字 各出现的次数

                if(substr_count($danzu,$kj[0]) == $cishu[$kj[0]] and substr_count($danzu,$kj[1]) == $cishu[$kj[1]]){

                    $zhongjiang = $zhongjiang + 1;

                }

            }

            if($zhongjiang>0){

                $zhongjiang = $zhongjiang.'s';

            }

        }else{ //豹子号不中混组

            $zhongjiang = 0;

        }

        break;

    case 'q2fs':    //前二复式

        $tzs = explode(',',$tz);

        if(substr_count($tzs[0],$kjs[0]) == 1 and substr_count($tzs[1],$kjs[1]) == 1){

            $zhongjiang = 1; //中奖返回中奖注数

        }else{

            $zhongjiang = 0; //未中奖范围0

        }

        break;

    case 'h2fs':    //后二复式    

        $tzs = explode(',',$tz);

        if(substr_count($tzs[0],$kjs[3]) == 1 and substr_count($tzs[1],$kjs[4]) == 1){

            $zhongjiang = 1; //中奖返回中奖注数

        }else{

            $zhongjiang = 0; //未中奖范围0

        }

        break;

    case 'q2ds':    //前二单式

        $zhongjiang = substr_count($tz,$kjs[0].$kjs[1]);

        break;

    case 'h2ds':    //后二单式    

        $zhongjiang = substr_count($tz,$kjs[3].$kjs[4]);

        break;

    case 'q2zx':    //前二组二

        if($kjs[0] != $kjs[1]){

            if(substr_count($tz,$kjs[0]) == 1 and substr_count($tz,$kjs[1]) == 1){

                $zhongjiang = 1;

            }else{

                $zhongjiang = 0;

            }

        }else{

            $zhongjiang = 0;

        }

        break;

    case 'h2zx':    //后二组二

        if($kjs[3] != $kjs[4]){

            if(substr_count($tz,$kjs[3]) == 1 and substr_count($tz,$kjs[4]) == 1){

                $zhongjiang = 1;

            }else{

                $zhongjiang = 0;

            }

        }else{

            $zhongjiang = 0;

        }

        break;

    case 'q3bd':    //前三不定位

        $kj = array($kjs[0],$kjs[1],$kjs[2]);

        $kj = array_unique($kj);

        $kj = array_values($kj);

        if(count($kj) == 2){ //组三号

            $zhongjiang = substr_count($tz,$kj[0]) + substr_count($tz,$kj[1]);

        }elseif(count($kj) == 1){ //豹子号

            $zhongjiang = substr_count($tz,$kj[0]);

        }else{

            $zhongjiang = substr_count($tz,$kj[0]) + substr_count($tz,$kj[1]) + substr_count($tz,$kj[2]);

        }

        break;

    case 'z3bd':    //后三不定位

        $kj = array($kjs[1],$kjs[2],$kjs[3]);

        $kj = array_unique($kj);

        $kj = array_values($kj);

        if(count($kj) == 2){ //组三号

            $zhongjiang = substr_count($tz,$kj[0]) + substr_count($tz,$kj[1]);

        }elseif(count($kj) == 1){ //豹子号

            $zhongjiang = substr_count($tz,$kj[0]);

        }else{

            $zhongjiang = substr_count($tz,$kj[0]) + substr_count($tz,$kj[1]) + substr_count($tz,$kj[2]);

        }

        break;

    case 'h3bd':    //中三不定位

        $kj = array($kjs[2],$kjs[3],$kjs[4]);

        $kj = array_unique($kj);

        $kj = array_values($kj);

        if(count($kj) == 2){ //组三号

            $zhongjiang = substr_count($tz,$kj[0]) + substr_count($tz,$kj[1]);

        }elseif(count($kj) == 1){ //豹子号

            $zhongjiang = substr_count($tz,$kj[0]);

        }else{

            $zhongjiang = substr_count($tz,$kj[0]) + substr_count($tz,$kj[1]) + substr_count($tz,$kj[2]);

        }        

        break;

    case 'dwd':        //定位胆

        $tzs = explode(',',$tz);

        $zhongjiang = substr_count($tzs[0],$kjs[0]) + substr_count($tzs[1],$kjs[1]) + substr_count($tzs[2],$kjs[2]) + substr_count($tzs[3],$kjs[3]) + substr_count($tzs[4],$kjs[4]);

        break;

    case 'dxds':        //大小单双

        $tzs = explode(',',$tz);

        if($kjs[3] > 4){ //大

            $sdx = 1;

        }else{ //小

            $sdx = 2;

        }

         if($kjs[3]%2 == 1){ //单

            $sds = 3;

        }else{ //双

            $sds = 4;

        }

         if($kjs[4] > 4){ //大

            $gdx = 1;

        }else{ //小

            $gdx = 2;

        }

         if($kjs[4]%2 == 1){ //单

            $gds = 3;

        }else{ //双

            $gds = 4;

        }

        if(substr_count($tzs[0],$sdx) == 1){ //判断十位 大小是否中 

            $shiwei = $shiwei + 1;

        }

        if(substr_count($tzs[0],$sds) == 1){ //判断十位 单双是否中

            $shiwei = $shiwei + 1;

        }

        if(substr_count($tzs[1],$gdx) == 1){ //判断个位 大小是否中

            $gewei = $gewei + 1;

        }

        if(substr_count($tzs[1],$gds) == 1){ //判断个位 单双是否中

            $gewei = $gewei + 1;

        }

        if($shiwei != 0 and $gewei != 0){ //判断 十位 或 个位  有一位为0 则为不中

            $zhongjiang = $shiwei * $gewei;

        }else{

            $zhongjiang = 0;

        }

        break;

    }

    return $zhongjiang;

}