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I have coded this prob ..bt each time getting WA...Here is my code Any one plz Help me to fix the BUG

#include<iostream>
#include<cstdio>
#include<string.h>
using namespace std;
int num(int);
int main()
{
//freopen("in.txt","r",stdin);
//freopen("out.txt","w",stdout);
int i=0,ct=0,r,br=0,t ...