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AbhishekChourasiya/smartprix_2.cpp

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Created August 30, 2017 17:16
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  1. @mangalvikas mangalvikas revised this gist Aug 22, 2017. No changes.
  2. @mangalvikas mangalvikas revised this gist Aug 22, 2017. No changes.
  3. @mangalvikas mangalvikas revised this gist Aug 22, 2017. No changes.
  4. @mangalvikas mangalvikas revised this gist Aug 22, 2017. No changes.
  5. @mangalvikas mangalvikas revised this gist Aug 22, 2017. No changes.
  6. @mangalvikas mangalvikas revised this gist Aug 22, 2017. No changes.
  7. @mangalvikas mangalvikas revised this gist Aug 22, 2017. No changes.
  8. @mangalvikas mangalvikas revised this gist Aug 22, 2017. No changes.
  9. @mangalvikas mangalvikas revised this gist Aug 21, 2017. No changes.
  10. @mangalvikas mangalvikas created this gist Aug 21, 2017.
    141 changes: 141 additions & 0 deletions smartprix_2.cpp
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,141 @@
    #include<bits/stdc++.h>
    using namespace std;
    map<string,int>var;
    void sett(string s,string ss){
    if(var.find(ss) != var.end()){
    var[s]=var[ss];
    }else if(ss[0]>=48 && ss[0]<=57){
    var[s]=stoi(ss);
    }else{
    var[s]=0;
    }
    }
    void add(string a,string b,string c){
    if(var.find(a) != var.end()){
    var[c] = var[a];
    }else{
    var[c] = stoi(a);
    }
    if(var.find(b) != var.end()){
    var[c] += var[b];
    }else{
    var[c] += stoi(b);
    }
    }
    void echho(string s){
    if(var.find(s) != var.end()){
    cout<<var[s]<<"\n";
    }else if(s[0] >= 48 && s[0]<= 57){
    cout<<s<<"\n";
    }else{
    cout<<"0\n";
    }
    }
    int main(){
    string code[1000][4],s,a,b,c;
    int p=0;
    map<string,int>label;
    while((cin>>s)){
    if(s == "SET"){
    cin>>a>>b;
    code[p][0]=s;
    code[p][1]=a;
    code[p][2]=b;
    }else if(s == "ECHO"){
    cin>>a;
    code[p][0]=s;
    code[p][1]=a;
    }else if(s == "EXIT"){
    code[p][0]=s;
    }else if(s == "ADD"){
    cin>>a>>b>>c;
    code[p][0]=s;
    code[p][1]=a;
    code[p][2]=b;
    code[p][3]=c;
    }else if(s == "LABEL"){
    string val;
    cin>>val;
    label[val]=p;
    }else if(s == "GOTO"){
    string val;
    cin>>val;
    code[p][0]=s;
    code[p][1]=val;
    }else if(s == "IF"){
    cin>>a>>b;
    code[p][0]=s;
    code[p][1]=a;
    code[p][2]=b;
    }else if(s == "END"){
    code[p][0]=s;

    }else if(s == "CONTINUE"){
    code[p][0]=s;
    }
    if(s != "LABEL")
    p++;
    }
    int n=p;
    p=0;
    stack<bool>flagg;
    int curif;
    stack<int>stc;
    flagg.push(true);
    while(p < n){
    s=code[p][0];
    bool flag=flagg.top();
    //cout<<s<<" "<<flag<<"\n";
    if(s == "SET" && flag){
    sett(code[p][1],code[p][2]);
    p++;
    }else if(s == "ECHO" && flag){
    echho(code[p][1]);
    p++;
    }else if(s == "EXIT" && flag){
    return 0;
    }else if(s == "ADD" && flag){
    add(code[p][1],code[p][2],code[p][3]);
    p++;
    }else if(s == "GOTO" && flag){
    p = label[code[p][1]];
    }else if(s == "IF"){
    int ty,yu;
    if(!flag){
    flagg.push(false);
    }else{
    if(var.find(code[p][2]) != var.end()){
    yu=var[code[p][2]];
    }else if(code[p][2][0] >= 48 && code[p][2][0] <= 57){
    yu=stoi(code[p][2]);
    }else{
    yu=0;
    }
    if(var.find(code[p][1]) != var.end()){
    ty=var[code[p][1]];
    }else if(code[p][1][0] >= 48 && code[p][1][0] <= 57){
    ty=stoi(code[p][1]);
    }else{
    ty=0;
    }
    if(ty != yu){
    flagg.push(false);
    }
    }
    stc.push(p);
    p++;
    }else if(s == "END"){
    flagg.pop();
    if(flagg.empty()){
    flagg.push(true);
    }
    p++;
    stc.pop();
    }else if(s == "CONTINUE" && flag){
    p=stc.top();
    }else{
    p++;
    }
    }
    return 0;
    }