BruteForce Algorithm - finding a substring in a string

void BruteForceAlgo(char * szString, int iLenString, char* szPattern, int iLenPattern)
{
int i, j;
for(i = 0; i <= (iLenString - iLenPattern); i++)
{
for(j = 0; j < iLenPattern;)
{
if(szString[i+j] == szPattern[j])
j++;
else break;
}
if(j == iLenPattern)
printf("Pattern found at position %d\n",i+1);

}
}
int main(int argc, char* argv[])
{
BruteForceAlgo("HotalHotelHotalHotel", 20,"Hotel",5);
printf("\n%d\n", atoi_CustomImplementation("-1998"));
return(0);
}