Div 1 Problem G

/*-----------------------------------------*/
//Problem Setter: Md. Mijanur Rahaman (Ripon)
//Author        : Shipu Ahamed
//University    : BUBT
//E-mail        : [email protected]
//Problem ID    : BUBT 4th IUPC Div 1 Problem G
//Problem Name  : Mobile messaging
//Type          : String Problem
/*-----------------------------------------*/

#include<cstdio>
#include<cstring>
#include<string>
#include<cmath>
#include<cctype>
#include<map>
#include<stack>
#include<cstdlib>
#include <queue>
#include <vector>
#include<algorithm>
#include<iostream>
#define ll long long
#define sc scanf
#define pf printf
#define Pi 2*acos(0.0)
using namespace std;
int main()
{
    char s[100][100],p;
    char a[300];
    int c=0,f,i;
    s[0][0]='<>'; s[0][1]='&'; s[0][2]='%';s[0][3]='!';s[0][4]='0';
    s[1][0]='.'; s[1][1]=','; s[1][2]=';'; s[1][3]=':' ;s[1][4]='\'';s[1][5]='"';s[1][6]='-';
    s[1][7]='_';s[1][8]='(';s[1][9]=')';s[1][10]='1';
    s[2][0]='a';s[2][1]='b';s[2][2]='c';s[2][3]='2';
    s[3][0]='d';s[3][1]='e';s[3][2]='f';s[3][3]='3';
    s[4][0]='g';s[4][1]='h';s[4][2]='i';s[4][3]='4';
    s[5][0]='j';s[5][1]='k';s[5][2]='l';s[5][3]='5';
    s[6][0]='m';s[6][1]='n';s[6][2]='o';s[6][3]='6';
    s[7][0]='p';s[7][1]='q';s[7][2]='r';s[7][3]='s';s[7][4]='7';
    s[8][0]='t';s[8][1]='u';s[8][2]='v';s[8][3]='8';
    s[9][0]='w';s[9][1]='x';s[9][2]='y';s[9][3]='z';s[9][4]='9';
    while(sc("%s",a)==1)
    {
        c=0;
        f=0;
        for(i=0;i<strlen(a);i++)
        {
            if(a[i]=='q')
                break;
            else if(a[i]=='&'){
                c=0;
            }
            else if(a[i]==a[i+1]){
            c++;
            f=1;
            }
            else{
                    if(a[i]=='0'&&c==0)
                    pf(" ");
                    else
                    pf("%c",s[(a[i]-'0')][c]);
                    c=0;
                    f=0;
            }
        }
        if(f==1)
        {
            pf("%c",s[(a[i]-'0')][c]);
        }
        pf("\n");
    }
    return 0;
}