题意：

二进制指令转汇编指令，汇编指令转二进制指令。

思路：

额，条理分好，想全，思维不能乱。

代码：

int findyu(char yu[50],char c){
int l=strlen(yu);
rep(i,0,l-1) if(c==yu[i]) return i;
}
int calc(char t[50],int x,int k){
int res=0;
rep(i,x,x+k-1) res*=10, res+=(t[i]-'0');
return res;
}
int calc2(char t[50]){
int l=strlen(t);
int res=0;
rep(i,0,l-1) res*=2, res+=(t[i]-'0');
return res;
}
void print(int x){
int t1[10];
int c=0;
rep(i,0,4){
t1[++c]=(x&1);
x>>=1;
}
rep2(i,c,1) printf("%d",t1[i]);
}
int main(){
//freopen("test.in","r", stdin);

int kind;  
map<string,string> mp1;  
mp1\["ADD"\]="000001";  
mp1\["SUB"\]="000010";  
mp1\["DIV"\]="000011";  
mp1\["MUL"\]="000100";  
mp1\["MOVE"\]="000101";  
mp1\["SET"\]="000110";  
map<string,string> mp2;  
mp2\["000001"\]="ADD";  
mp2\["000010"\]="SUB";  
mp2\["000011"\]="DIV";  
mp2\["000100"\]="MUL";  
mp2\["000101"\]="MOVE";  
mp2\["000110"\]="SET";  
while(scanf("%d",&kind)!=EOF){  
    if(kind==1){  
        char ins\[50\],yu\[50\];  
        int ra,rb=0;  
        scanf("%s%s",ins,yu);  
        if(strcmp(ins,"SET")==0)  
            ra=calc(yu,1,strlen(yu)-1);  
        else{  
            int tc=findyu(yu,',');  
            ra=calc(yu,1,tc-1);  
            rb=calc(yu,tc+2,strlen(yu)-tc-2);  
        }  
        cout<<mp1\[string(ins)\];  
        if(ins=="SET"){  
            print(ra);  
            printf("00000\\n");  
            continue;  
        }  
        print(ra);  
        print(rb);  
        cout<<endl;  
        continue;  
    }  
    else{  
        char str\[50\];  
        scanf("%s",str);  
        if(strlen(str)!=16){  
            cout<<"Error!"<<endl;  
            continue;  
        }  
        char ope\[50\],rra\[50\],rrb\[50\];  
        rep(i,0,5) ope\[i\]=str\[i\]; ope\[6\]=0;  
        rep(i,6,10) rra\[i-6\]=str\[i\]; rra\[5\]=0;  
        rep(i,11,15) rrb\[i-11\]=str\[i\]; rrb\[5\]=0;  
        int ra=calc2(rra);  
        int rb=calc2(rrb);  
        if(strcmp(ope,"000110")==0){  
            if(rb!=0){  
                cout<<"Error!"<<endl;  
                continue;  
            }  
            if(ra<1 || ra>31){  
                cout<<"Error!"<<endl;  
                continue;  
            }  
            printf("SET R%d\\n",ra);  
            continue;  
        }  
        if(ra<1 || ra>31 || rb<1 || rb>31){  
            cout<<"Error!"<<endl;  
            continue;  
        }  
        if(mp2\[string(ope)\]==""){  
            cout<<"Error!"<<endl;  
            continue;  
        }  
        cout<<mp2\[string(ope)\];  
        printf(" R%d,R%d\\n",ra,rb);  
        continue;  
    }  
}

//fclose(stdin);  

}