Became master of C programming under 1,24sec using one short command!

MasterOfCCalculator.sh

( die(){ printf 'FATAL: %s\n' "$1" ;} ; mkdir -p "$HOME/C-Calculator/src" && printf '%s\n' "#include <stdio.h>" "#include <stddef.h>" '' "int main() {" "    // Using float instead of double since it takes less space -> Experimenting if this is better then double" "    float num1;" "    float num2;" "    char op; // Operator" "    // Ask for user-input" "    printf(\"%s\\n\",\"Enter first number: \");" "    scanf(\"%f\", &num1);" "    printf(\"%s\\n\", \"Enter an operator: \");" "    scanf(\" %c\", &op);" "    printf(\"%s\\n\",\"Enter Second number: \");" "    scanf(\"%f\", &num2);" "    // Action" "    if(op == '+') {" "        printf(\"Result: %f\\n\", num1 + num2);" "        return 0;" "    } else if(op == '-') {" "        printf(\"Result: %f\\n\", num1 - num2);" "        return 0;" "    } else if(op == '*' || op == 'x') {" "        printf(\"Result: %f\\n\", num1 * num2);" "        return 0;" "    } else if (op == '/' || op == ':') {" "        printf(\"Result: %f\\n\", num1 / num2);" '        return 0;' '    } else {' "        printf(\"Unknown operator '%c' has been parsed\\n\", op);" '        return 2; // Return 2 for syntax error' '    }' '}' > "$HOME/C-Calculator/src/main.c" && { cd "$HOME/C-Calculator/" || die "Your 'cd' is piece of shit" ;} && { gcc "$HOME/C-Calculator/src/main.c" || if ! command -v gcc >/dev/null; then die "Install GCC u pleb"; fi || die "GCC failed to compile your calculator, welcome to hell" ;} && chmod +x "$HOME/C-Calculator/a.out" ; "$HOME/C-Calculator/a.out" )