i have trouble to compile this sketch someone can help me

Using Arduino Sensors
1

Arduino:1.6.6 Hourly Build 2015/09/01 03:14 (Windows 8.1), Placa:"Arduino/Genuino Uno"

PRUEBS2.ino: In function 'void loop()':
PRUEBS2:13: error: invalid conversion from 'const char*' to 'int' [-fpermissive]
PRUEBS2:13: error: conversion from pointer type 'const char ()[3]' to arithmetic type 'int' in a constant-expression
PRUEBS2:14: error: invalid conversion from 'const char' to 'int' [-fpermissive]
PRUEBS2:14: error: conversion from pointer type 'const char ()[4]' to arithmetic type 'int' in a constant-expression
invalid conversion from 'const char' to 'int' [-fpermissive]

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2

I'm not surprised that you are having trouble with that sketch.

3

What jremington means is: What sketch??? (You didn't post a sketch.)