I would like help knowing how to fix the last 3 errors, I understand it's saying that it needs to be an integer and .01 is not an integer but I need the delta or step to be 0.01 in this case by incrememnts.

project.f90:29:13: 29 trap =h(f(0)+f(t)+2.sum1)/2 Error: Type mismatch in argument ' t ' at (1); passed INTEGER(4) to REAL (4) project.f90:20:3: 20dot=0,10,.01Narning:Deletedfeature:Loopvariableat(1)mustbeintegerproject.f90:20:12:20dot=0,10,.01 Narning: Deleted feature: Step expression in DO loop at (1) must be integer