/in/calc.cpp:78:55: error: '&&' within '||' [-Werror,-Wlogical-op-parentheses]
        if(input[0] == operations[i] || input[0]>='0' && input[0] <= '9'){
                                     ~~ ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/in/calc.cpp:78:55: note: place parentheses around the '&&' expression to silence this warning
        if(input[0] == operations[i] || input[0]>='0' && input[0] <= '9'){
                                                      ^
                                        (                               )
1 error generated.
/in/Compile/Makefile:44: recipe for target 'buildCalc' failed
make: *** [buildCalc] Error 1