# [1108. Defanging an IP Address](https://leetcode.com/problems/defanging-an-ip-address/)
char * defangIPaddr(char * address){
int addressLen = strlen(address);
int defAddressLen = addressLen + 7;
char * defAddress = (char *)malloc(defAddressLen);
memset(defAddress, 0, defAddressLen);

int offset = 0;
for(int i=0; i<addressLen; i++){
if(address[i] == '.'){
defAddress[offset] = '[';
defAddress[offset+1] = '.';
defAddress[offset+2] = ']';
offset += 3;
}else{
defAddress[offset] = address[i];
offset++;
}
}

return defAddress;
}