const int NTCPin = A0;
int NTCValue =0;
float degreeC=0;

void setup() 

{ 
Serial.begin(9600); 
} 

void loop ()
{
NTCValue=analogRead(NTCPin); 
float degreeC = 1/(log(1 /(1023. / NTCValue - 1))/ 3950 + 1.0/298.15) - 273.15; 
Serial.println(degreeC); 
}