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Cod sursa(job #30979)
#include<fstream.h>
int v[100],i,n,a,b,k,s,p,l,c[100],j,m;
int bun(int i)
{
int t;
t=1;
if(v[i]==1)
{if(p>a)
t=0;
}
else
if(v[i]==2)
{if(s>b)
t=0;
else
p=0;}
return t;
}
void main()
{
ifstream f("pavare2.in");
ofstream g("pavare2.out");
f>>n>>a>>b;
f>>k;
i=1;
do{
do {if(v[n]==2&&m==0)
{for(j=i;j>=1;j--)
{if(v[j]==2)
s--;
else
if(v[j]==1)
j=0;}
m++; }
v[i]++;
if(i>n||v[i]>2)
{v[i]=0;
i--;}
else
{if(v[i]==1)
p++;
else
if(v[i]==2)
s++;
if(bun(i))
i++;
}
}
while(i>1&&i<=n);
{if(i-1==n)
{l++;
m=0;}
if(l==k)
for(i=1;i<=n;i++)
c[i]=v[i];
}}
while(i>=1&&v[1]!=0);
g<<l<<endl;
for(i=1;i<=n;i++)
g<<c[i]-1;
}