IR:
/*******************************************************
 *                       WARNING                       *
 *  Solidity to Yul compilation is still EXPERIMENTAL  *
 *       It can result in LOSS OF FUNDS or worse       *
 *                !USE AT YOUR OWN RISK!               *
 *******************************************************/


object "C_81" {
    code {
        mstore(64, 128)
        if callvalue() { revert(0, 0) }

        constructor_C_81()

        codecopy(0, dataoffset("C_81_deployed"), datasize("C_81_deployed"))

        return(0, datasize("C_81_deployed"))

        function constructor_C_81() {

        }

    }
    object "C_81_deployed" {
        code {
            mstore(64, 128)

            if iszero(lt(calldatasize(), 4))
            {
                let selector := shift_right_224_unsigned(calldataload(0))
                switch selector

                case 0x70cb9605
                {
                    // f(uint256,uint256,uint256,uint256)

                    if callvalue() { revert(0, 0) }
                    let param_0, param_1, param_2, param_3 :=  abi_decode_tuple_t_uint256t_uint256t_uint256t_uint256(4, calldatasize())
                    let ret_0, ret_1, ret_2, ret_3 :=  fun_f_80(param_0, param_1, param_2, param_3)
                    let memPos := allocate_memory(0)
                    let memEnd := abi_encode_tuple_t_uint256_t_int256_t_uint256_t_uint256__to_t_uint256_t_int256_t_uint256_t_uint256__fromStack(memPos , ret_0, ret_1, ret_2, ret_3)
                    return(memPos, sub(memEnd, memPos))
                }

                default {}
            }
            if iszero(calldatasize()) {  }
            revert(0, 0)

            function abi_decode_t_uint256(offset, end) -> value {
                value := calldataload(offset)
                validator_revert_t_uint256(value)
            }

            function abi_decode_tuple_t_uint256t_uint256t_uint256t_uint256(headStart, dataEnd) -> value0, value1, value2, value3 {
                if slt(sub(dataEnd, headStart), 128) { revert(0, 0) }

                {

                    let offset := 0

                    value0 := abi_decode_t_uint256(add(headStart, offset), dataEnd)
                }

                {

                    let offset := 32

                    value1 := abi_decode_t_uint256(add(headStart, offset), dataEnd)
                }

                {

                    let offset := 64

                    value2 := abi_decode_t_uint256(add(headStart, offset), dataEnd)
                }

                {

                    let offset := 96

                    value3 := abi_decode_t_uint256(add(headStart, offset), dataEnd)
                }

            }

            function abi_encode_t_int256_to_t_int256_fromStack(value, pos) {
                mstore(pos, cleanup_t_int256(value))
            }

            function abi_encode_t_uint256_to_t_uint256_fromStack(value, pos) {
                mstore(pos, cleanup_t_uint256(value))
            }

            function abi_encode_tuple_t_uint256_t_int256_t_uint256_t_uint256__to_t_uint256_t_int256_t_uint256_t_uint256__fromStack(headStart , value0, value1, value2, value3) -> tail {
                tail := add(headStart, 128)

                abi_encode_t_uint256_to_t_uint256_fromStack(value0,  add(headStart, 0))

                abi_encode_t_int256_to_t_int256_fromStack(value1,  add(headStart, 32))

                abi_encode_t_uint256_to_t_uint256_fromStack(value2,  add(headStart, 64))

                abi_encode_t_uint256_to_t_uint256_fromStack(value3,  add(headStart, 96))

            }

            function allocate_memory(size) -> memPtr {
                memPtr := allocate_unbounded()
                finalize_allocation(memPtr, size)
            }

            function allocate_unbounded() -> memPtr {
                memPtr := mload(64)
            }

            function checked_exp_t_rational_0_by_1_t_uint256(exponent) -> power {
                exponent := cleanup_t_uint256(exponent)

                power := exp(0, exponent)
            }

            function checked_exp_t_rational_10_by_1_t_uint256(exponent) -> power {
                exponent := cleanup_t_uint256(exponent)

                if gt(exponent, 77) { panic_error_0x11() }

                power := exp(10, exponent)
            }

            function checked_exp_t_rational_115792089237316195423570985008687907853269984665640564039457584007913129639935_by_1_t_uint256(exponent) -> power {
                exponent := cleanup_t_uint256(exponent)

                if gt(exponent, 1) { panic_error_0x11() }

                power := exp(115792089237316195423570985008687907853269984665640564039457584007913129639935, exponent)
            }

            function checked_exp_t_rational_1_by_1_t_uint256(exponent) -> power {
                exponent := cleanup_t_uint256(exponent)

                power := exp(1, exponent)
            }

            function checked_exp_t_rational_2_by_1_t_uint256(exponent) -> power {
                exponent := cleanup_t_uint256(exponent)

                if gt(exponent, 255) { panic_error_0x11() }

                power := exp(2, exponent)
            }

            function checked_exp_t_rational_minus_1_by_1_t_uint256(exponent) -> power {
                exponent := cleanup_t_uint256(exponent)

                power := exp(115792089237316195423570985008687907853269984665640564039457584007913129639935, exponent)
            }

            function checked_exp_t_rational_minus_2_by_1_t_uint256(exponent) -> power {
                exponent := cleanup_t_uint256(exponent)

                if gt(exponent, 255) { panic_error_0x11() }

                power := exp(115792089237316195423570985008687907853269984665640564039457584007913129639934, exponent)
            }

            function cleanup_t_int256(value) -> cleaned {
                cleaned := value
            }

            function cleanup_t_uint256(value) -> cleaned {
                cleaned := value
            }

            function convert_t_rational_0_by_1_to_t_uint256(value) -> converted {
                converted := cleanup_t_uint256(value)
            }

            function convert_t_rational_10_by_1_to_t_uint256(value) -> converted {
                converted := cleanup_t_uint256(value)
            }

            function convert_t_rational_115792089237316195423570985008687907853269984665640564039457584007913129639935_by_1_to_t_uint256(value) -> converted {
                converted := cleanup_t_uint256(value)
            }

            function convert_t_rational_1_by_1_to_t_uint256(value) -> converted {
                converted := cleanup_t_uint256(value)
            }

            function convert_t_rational_2_by_1_to_t_uint256(value) -> converted {
                converted := cleanup_t_uint256(value)
            }

            function convert_t_rational_minus_1_by_1_to_t_int256(value) -> converted {
                converted := cleanup_t_int256(value)
            }

            function convert_t_rational_minus_2_by_1_to_t_int256(value) -> converted {
                converted := cleanup_t_int256(value)
            }

            function finalize_allocation(memPtr, size) {
                let newFreePtr := add(memPtr, round_up_to_mul_of_32(size))
                // protect against overflow
                if or(gt(newFreePtr, 0xffffffffffffffff), lt(newFreePtr, memPtr)) { panic_error_0x41() }
                mstore(64, newFreePtr)
            }

            function fun_f_80(var_a_4, var_b_6, var_c_8, var_d_10) -> var__13, var__15, var__17, var__19 {
                let zero_t_uint256_1 := zero_value_for_split_t_uint256()
                var__13 := zero_t_uint256_1
                let zero_t_int256_2 := zero_value_for_split_t_int256()
                var__15 := zero_t_int256_2
                let zero_t_uint256_3 := zero_value_for_split_t_uint256()
                var__17 := zero_t_uint256_3
                let zero_t_uint256_4 := zero_value_for_split_t_uint256()
                var__19 := zero_t_uint256_4

                let expr_23 := 0x02
                let _5 := var_a_4
                let expr_24 := _5
                let _6 := convert_t_rational_2_by_1_to_t_uint256(expr_23)
                let expr_25 := checked_exp_t_rational_2_by_1_t_uint256(expr_24)
                let var_w_22 := expr_25
                let expr_29 := 0x02
                let expr_30 := 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe
                let expr_31 := expr_30
                let _7 := var_b_6
                let expr_32 := _7
                let _8 := convert_t_rational_minus_2_by_1_to_t_int256(expr_31)
                let expr_33 := checked_exp_t_rational_minus_2_by_1_t_uint256(expr_32)
                let var_x_28 := expr_33
                let expr_37 := 0x0a
                let _9 := var_c_8
                let expr_38 := _9
                let _10 := convert_t_rational_10_by_1_to_t_uint256(expr_37)
                let expr_39 := checked_exp_t_rational_10_by_1_t_uint256(expr_38)
                let var_y_36 := expr_39
                let expr_47 := 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
                let expr_48 := expr_47
                let _11 := var_d_10
                let expr_49 := _11
                let _12 := convert_t_rational_115792089237316195423570985008687907853269984665640564039457584007913129639935_by_1_to_t_uint256(expr_48)
                let expr_50 := checked_exp_t_rational_115792089237316195423570985008687907853269984665640564039457584007913129639935_by_1_t_uint256(expr_49)
                let var_z_42 := expr_50
                let expr_53 := 0x00
                let expr_54 := expr_53
                let _13 := var_a_4
                let expr_55 := _13
                let _14 := convert_t_rational_0_by_1_to_t_uint256(expr_54)
                let expr_56 := checked_exp_t_rational_0_by_1_t_uint256(expr_55)
                var_w_22 := expr_56
                let expr_57 := expr_56
                let expr_60 := 0x01
                let expr_61 := 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
                let expr_62 := expr_61
                let _15 := var_b_6
                let expr_63 := _15
                let _16 := convert_t_rational_minus_1_by_1_to_t_int256(expr_62)
                let expr_64 := checked_exp_t_rational_minus_1_by_1_t_uint256(expr_63)
                var_x_28 := expr_64
                let expr_65 := expr_64
                let expr_68 := 0x01
                let _17 := var_c_8
                let expr_69 := _17
                let _18 := convert_t_rational_1_by_1_to_t_uint256(expr_68)
                let expr_70 := checked_exp_t_rational_1_by_1_t_uint256(expr_69)
                var_y_36 := expr_70
                let expr_71 := expr_70
                let _19 := var_w_22
                let expr_73 := _19
                let expr_77_component_1 := expr_73
                let _20 := var_x_28
                let expr_74 := _20
                let expr_77_component_2 := expr_74
                let _21 := var_y_36
                let expr_75 := _21
                let expr_77_component_3 := expr_75
                let _22 := var_z_42
                let expr_76 := _22
                let expr_77_component_4 := expr_76
                var__13 := expr_77_component_1
                var__15 := expr_77_component_2
                var__17 := expr_77_component_3
                var__19 := expr_77_component_4
                leave

            }

            function panic_error_0x11() {
                mstore(0, 35408467139433450592217433187231851964531694900788300625387963629091585785856)
                mstore(4, 0x11)
                revert(0, 0x24)
            }

            function panic_error_0x41() {
                mstore(0, 35408467139433450592217433187231851964531694900788300625387963629091585785856)
                mstore(4, 0x41)
                revert(0, 0x24)
            }

            function round_up_to_mul_of_32(value) -> result {
                result := and(add(value, 31), not(31))
            }

            function shift_right_224_unsigned(value) -> newValue {
                newValue :=

                shr(224, value)

            }

            function validator_revert_t_uint256(value) {
                if iszero(eq(value, cleanup_t_uint256(value))) { revert(0, 0) }
            }

            function zero_value_for_split_t_int256() -> ret {
                ret := 0
            }

            function zero_value_for_split_t_uint256() -> ret {
                ret := 0
            }

        }

    }

}