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); 

}