param N := 2;

var x{1..N};

minimize f:
-1*x[1];

subject to cons1:
exp(exp(x[1])) >= 0;

subject to cons2:
x[2] - exp(exp(x[1])) >= 0;

subject to cons3:
0 <= x[1] <= 10;

subject to cons4:
0 <= x[2] <= 10;

data;
var x:=
1	0.1
2	3.3;

solve;

display x;